{"id":2677,"date":"2026-05-18T12:08:15","date_gmt":"2026-05-18T10:08:15","guid":{"rendered":"https:\/\/deskaudio.eu\/?post_type=product&#038;p=2677"},"modified":"2026-09-11T16:30:53","modified_gmt":"2026-09-11T14:30:53","slug":"fosi-audio-bt20a-pro","status":"publish","type":"product","link":"https:\/\/deskaudio.eu\/pl\/produkt\/fosi-audio-bt20a-pro\/","title":{"rendered":"Fosi Audio BT20A PRO 48V"},"content":{"rendered":"\t\t<div data-elementor-type=\"product-post\" data-elementor-id=\"2677\" class=\"elementor elementor-2677 elementor-1132\" data-elementor-post-type=\"product\">\n\t\t\t\t<div class=\"elementor-element elementor-element-efef10e e-flex e-con-boxed e-con e-parent\" data-id=\"efef10e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2179109 elementor-widget elementor-widget-html\" data-id=\"2179109\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!-- ============================================================\r\n     FOSI AUDIO BT20A PRO (Edycja 48V) \u2014 Sekcje (bez Hero)\r\n     Elementor-ready: wklej do HTML Widget\r\n     ============================================================ -->\r\n\r\n<style>\r\n  @import url('https:\/\/fonts.googleapis.com\/css2?family=Syne:wght@400;500;600;700;800&family=Instrument+Sans:ital,wght@0,300;0,400;0,500;1,300&display=swap');\r\n\r\n  :root {\r\n    --bg: #F5F3EF;\r\n    --surface: #FFFFFF;\r\n    --border: #E4E0D8;\r\n    --text: #1A1916;\r\n    --muted: #7A7570;\r\n    --accent: #D4500A;\r\n    --accent-light: #FBF0EA;\r\n    --accent-mid: #F2D4C2;\r\n    --green: #2A6B4A;\r\n    --green-bg: #EAF4EF;\r\n    --shadow-sm: 0 1px 3px rgba(0,0,0,0.07);\r\n    --radius: 12px;\r\n    --radius-lg: 20px;\r\n  }\r\n\r\n  .bt20-body * { margin: 0; padding: 0; box-sizing: border-box; }\r\n\r\n  .bt20-body {\r\n    font-family: 'Instrument Sans', sans-serif;\r\n    font-weight: 300;\r\n    color: var(--text);\r\n    line-height: 1.6;\r\n    max-width: 1100px;\r\n    margin: 0 auto;\r\n    padding: 0 20px 80px;\r\n  }\r\n\r\n  .bt20-body h1, .bt20-body h2, .bt20-body h3, .bt20-body h4 {\r\n    font-family: 'Syne', sans-serif;\r\n    line-height: 1.15;\r\n  }\r\n\r\n  \/* \u2500\u2500 REVEAL \u2500\u2500 *\/\r\n  .bt20-reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.75s cubic-bezier(0.22,1,0.36,1), transform 0.75s cubic-bezier(0.22,1,0.36,1); }\r\n  .bt20-reveal.bt20-visible { opacity: 1; transform: translateY(0); }\r\n  .bt20-reveal-d1 { transition-delay: 0.05s; }\r\n  .bt20-reveal-d2 { transition-delay: 0.12s; }\r\n  .bt20-reveal-d3 { transition-delay: 0.20s; }\r\n\r\n  \/* \u2500\u2500 LABEL \u2500\u2500 *\/\r\n  .bt20-label { display: inline-flex; align-items: center; gap: 6px; font-family: 'Syne', sans-serif; font-size: 11px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-bottom: 16px; }\r\n  .bt20-label::before { content: ''; display: inline-block; width: 20px; height: 1px; background: var(--accent); }\r\n\r\n  \/* \u2500\u2500 SECTION \u2500\u2500 *\/\r\n  .bt20-section { margin-top: 72px; }\r\n  .bt20-section-header { margin-bottom: 40px; }\r\n  .bt20-section-header h2 { font-size: clamp(24px, 3.5vw, 36px); font-weight: 700; letter-spacing: -0.02em; color: var(--text); }\r\n  .bt20-section-header p { font-size: 15px; color: var(--muted); margin-top: 10px; max-width: 560px; line-height: 1.6; }\r\n\r\n  \/* \u2500\u2500 FOR WHOM \u2500\u2500 *\/\r\n  .bt20-whom-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }\r\n  .bt20-whom-card { background: var(--surface); border-radius: var(--radius); padding: 28px; border: 1px solid var(--border); box-shadow: var(--shadow-sm); }\r\n  .bt20-whom-card.bt20-yes .bt20-whom-icon { color: var(--green); }\r\n  .bt20-whom-card.bt20-no .bt20-whom-icon { color: #D4500A; opacity: 0.7; }\r\n  .bt20-whom-icon { font-size: 22px; margin-bottom: 12px; display: block; }\r\n  .bt20-whom-card h4 { font-size: 15px; font-weight: 700; letter-spacing: -0.01em; margin-bottom: 14px; color: var(--text); }\r\n  .bt20-whom-list { list-style: none; display: flex; flex-direction: column; gap: 9px; }\r\n  .bt20-whom-list li { font-size: 13.5px; color: var(--muted); padding-left: 18px; position: relative; line-height: 1.5; }\r\n  .bt20-whom-list li::before { content: '\u2192'; position: absolute; left: 0; font-size: 11px; top: 2px; color: var(--accent); }\r\n  .bt20-whom-card.bt20-no .bt20-whom-list li::before { content: '\u00d7'; color: var(--muted); font-size: 13px; top: 0; }\r\n\r\n  \/* \u2500\u2500 BT FEATURE PILLS \u2500\u2500 *\/\r\n  .bt20-feature-pills { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }\r\n  .bt20-pill { display: inline-flex; align-items: center; gap: 6px; font-family: 'Syne', sans-serif; font-size: 11px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; padding: 7px 14px; border-radius: 100px; background: var(--accent-light); color: var(--accent); border: 1px solid var(--accent-mid); }\r\n\r\n  \/* \u2500\u2500 SOUND \u2500\u2500 *\/\r\n  .bt20-sound-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 24px; }\r\n  .bt20-sound-card { background: var(--surface); border-radius: var(--radius); padding: 28px 24px; border: 1px solid var(--border); box-shadow: var(--shadow-sm); text-align: center; }\r\n  .bt20-sound-freq { font-family: 'Syne', sans-serif; font-size: 11px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); margin-bottom: 10px; display: block; }\r\n  .bt20-sound-card h4 { font-size: 16px; font-weight: 700; margin-bottom: 10px; }\r\n  .bt20-sound-card p { font-size: 13.5px; color: var(--muted); line-height: 1.55; }\r\n  .bt20-sound-bar { height: 3px; background: var(--border); border-radius: 2px; margin: 14px 0 0; overflow: hidden; }\r\n  .bt20-sound-bar-fill { height: 100%; background: linear-gradient(90deg, var(--accent), #F2804A); border-radius: 2px; transition: width 1.2s cubic-bezier(0.22,1,0.36,1); }\r\n\r\n  \/* \u2500\u2500 BLACK BACKGROUND BOX \u2500\u2500 *\/\r\n  .bt20-black-bg-box { background: var(--text); border-radius: var(--radius); padding: 28px 32px; display: flex; gap: 20px; align-items: flex-start; margin-bottom: 24px; }\r\n  .bt20-black-bg-icon { width: 44px; height: 44px; background: rgba(212,80,10,0.2); border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 20px; flex-shrink: 0; }\r\n  .bt20-black-bg-box h4 { font-family: 'Syne', sans-serif; font-size: 16px; font-weight: 700; color: #fff; margin-bottom: 6px; }\r\n  .bt20-black-bg-box p { font-size: 14px; color: rgba(255,255,255,0.6); line-height: 1.6; }\r\n\r\n  .bt20-quote { background: var(--surface); border-left: 3px solid var(--accent); border-radius: 0 var(--radius) var(--radius) 0; padding: 24px 28px; box-shadow: var(--shadow-sm); }\r\n  .bt20-quote p { font-size: 15px; font-style: italic; color: var(--text); line-height: 1.65; }\r\n  .bt20-quote p::before { content: '\"'; color: var(--accent); font-family: 'Syne', sans-serif; font-size: 28px; line-height: 0; vertical-align: -10px; margin-right: 4px; }\r\n\r\n  \/* \u2500\u2500 COMPARISON TABLE \u2500\u2500 *\/\r\n  .bt20-table-wrap { background: var(--surface); border-radius: var(--radius); border: 1px solid var(--border); overflow-x: auto; -webkit-overflow-scrolling: touch; box-shadow: var(--shadow-sm); }\r\n  .bt20-table { width: 100%; min-width: 560px; border-collapse: collapse; }\r\n  .bt20-table thead tr { background: var(--text); color: #fff; }\r\n  .bt20-table thead th { padding: 16px 20px; font-family: 'Syne', sans-serif; font-size: 13px; font-weight: 700; letter-spacing: 0.05em; text-align: left; }\r\n  .bt20-table thead th:first-child { color: rgba(255,255,255,0.5); }\r\n  .bt20-table thead th.bt20-highlight { background: var(--accent); position: relative; }\r\n  .bt20-table thead th.bt20-highlight::after { content: 'PE\u0141NE WYPOSA\u017bENIE'; position: absolute; top: -18px; left: 50%; transform: translateX(-50%); font-size: 8px; letter-spacing: 0.15em; background: var(--accent); padding: 2px 8px; border-radius: 2px 2px 0 0; white-space: nowrap; }\r\n  .bt20-table tbody tr { border-bottom: 1px solid var(--border); transition: background 0.15s; }\r\n  .bt20-table tbody tr:hover { background: var(--bg); }\r\n  .bt20-table tbody tr:last-child { border-bottom: none; }\r\n  .bt20-table tbody td { padding: 14px 20px; font-size: 13.5px; color: var(--muted); vertical-align: middle; }\r\n  .bt20-table tbody td:first-child { font-weight: 500; color: var(--text); font-size: 13px; }\r\n  .bt20-table tbody td.bt20-highlight { background: var(--accent-light); color: var(--accent); font-weight: 600; font-size: 13px; }\r\n  .bt20-check { color: var(--green); font-size: 15px; }\r\n  .bt20-cross { color: var(--muted); font-size: 15px; }\r\n\r\n  .bt20-verdict-banner { margin-top: 16px; background: var(--green-bg); border: 1px solid #B8DCC8; border-radius: var(--radius); padding: 18px 22px; display: flex; gap: 12px; align-items: flex-start; }\r\n  .bt20-verdict-banner-icon { font-size: 20px; flex-shrink: 0; }\r\n  .bt20-verdict-banner p { font-size: 14px; color: #1D5236; line-height: 1.55; }\r\n  .bt20-verdict-banner strong { font-weight: 600; }\r\n\r\n  \/* \u2500\u2500 PERFECT SETUP \u2500\u2500 *\/\r\n  .bt20-setup-chain { display: flex; align-items: stretch; background: var(--surface); border-radius: var(--radius); border: 1px solid var(--border); overflow: hidden; box-shadow: var(--shadow-sm); }\r\n  .bt20-setup-step { flex: 1; padding: 28px 24px; position: relative; text-align: center; }\r\n  .bt20-setup-step:not(:last-child) { border-right: 1px solid var(--border); }\r\n  .bt20-setup-step:not(:last-child)::after { content: '\u2192'; position: absolute; right: -14px; top: 50%; transform: translateY(-50%); width: 28px; height: 28px; background: var(--surface); border: 1px solid var(--border); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 12px; color: var(--accent); z-index: 1; line-height: 28px; }\r\n  .bt20-setup-num { font-family: 'Syne', sans-serif; font-size: 11px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); margin-bottom: 10px; display: block; }\r\n  .bt20-setup-step h4 { font-size: 15px; font-weight: 700; margin-bottom: 6px; }\r\n  .bt20-setup-step p { font-size: 13px; color: var(--muted); line-height: 1.5; }\r\n  .bt20-setup-step.bt20-active { background: var(--accent-light); }\r\n  .bt20-setup-step.bt20-active h4 { color: var(--accent); }\r\n\r\n  \/* \u2500\u2500 TECH SPECS \u2500\u2500 *\/\r\n  .bt20-specs-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }\r\n  .bt20-spec-item { background: var(--surface); border-radius: var(--radius); padding: 22px 24px; border: 1px solid var(--border); box-shadow: var(--shadow-sm); display: flex; gap: 16px; align-items: flex-start; }\r\n  .bt20-spec-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); margin-top: 7px; flex-shrink: 0; }\r\n  .bt20-spec-item h4 { font-size: 12px; font-family: 'Syne', sans-serif; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin-bottom: 4px; }\r\n  .bt20-spec-item p { font-size: 14px; color: var(--text); font-weight: 400; line-height: 1.5; }\r\n\r\n  \/* \u2500\u2500 POWER NOTE \u2500\u2500 *\/\r\n  .bt20-power-note { margin-top: 16px; background: var(--accent-light); border: 1px solid var(--accent-mid); border-radius: var(--radius); padding: 16px 22px; display: flex; gap: 12px; align-items: flex-start; }\r\n  .bt20-power-note-icon { font-size: 18px; flex-shrink: 0; }\r\n  .bt20-power-note p { font-size: 13.5px; color: var(--accent); line-height: 1.55; }\r\n  .bt20-power-note strong { font-family: 'Syne', sans-serif; font-weight: 700; display: block; margin-bottom: 2px; }\r\n\r\n  \/* \u2500\u2500 HOW TO USE \u2500\u2500 *\/\r\n  .bt20-steps { display: flex; flex-direction: column; background: var(--surface); border-radius: var(--radius); border: 1px solid var(--border); overflow: hidden; box-shadow: var(--shadow-sm); }\r\n  .bt20-step { display: flex; gap: 24px; align-items: flex-start; padding: 24px 28px; border-bottom: 1px solid var(--border); transition: background 0.2s; }\r\n  .bt20-step:last-child { border-bottom: none; }\r\n  .bt20-step:hover { background: var(--bg); }\r\n  .bt20-step-num { font-family: 'Syne', sans-serif; font-size: 28px; font-weight: 800; color: var(--border); line-height: 1; flex-shrink: 0; width: 36px; transition: color 0.2s; }\r\n  .bt20-step:hover .bt20-step-num { color: var(--accent-mid); }\r\n  .bt20-step-content h4 { font-size: 15px; font-weight: 700; margin-bottom: 4px; }\r\n  .bt20-step-content p { font-size: 13.5px; color: var(--muted); line-height: 1.55; }\r\n\r\n  \/* \u2500\u2500 REVIEWS \u2500\u2500 *\/\r\n  .bt20-reviews-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }\r\n  .bt20-review { background: var(--surface); border-radius: var(--radius); padding: 24px; border: 1px solid var(--border); box-shadow: var(--shadow-sm); display: flex; flex-direction: column; gap: 14px; }\r\n  .bt20-review-stars { color: #F59E0B; font-size: 13px; letter-spacing: 1px; }\r\n  .bt20-review-text { font-size: 14px; color: var(--text); line-height: 1.6; font-style: italic; flex: 1; }\r\n  .bt20-review-author { font-family: 'Syne', sans-serif; font-size: 12px; font-weight: 700; color: var(--muted); letter-spacing: 0.05em; }\r\n  .bt20-review-author span { font-weight: 300; }\r\n  .bt20-review-author::before { content: '\u2014 '; }\r\n\r\n  \/* \u2500\u2500 FAQ \u2500\u2500 *\/\r\n  .bt20-faq { display: flex; flex-direction: column; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); box-shadow: var(--shadow-sm); background: var(--surface); }\r\n  .bt20-faq-item { border-bottom: 1px solid var(--border); }\r\n  .bt20-faq-item:last-child { border-bottom: none; }\r\n  .bt20-faq-q { width: 100%; background: none !important; border: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; padding: 22px 28px; font-family: 'Syne', sans-serif; font-size: 14.5px; font-weight: 600; color: #1A1916 !important; text-align: left; transition: background 0.15s; }\r\n  .bt20-faq-q:hover { background: var(--bg) !important; color: #1A1916 !important; }\r\n  .bt20-faq-q:focus { outline: none !important; color: #1A1916 !important; }\r\n  .bt20-faq-icon { width: 22px; height: 22px; border-radius: 50%; background: var(--bg); border: 1px solid var(--border); display: flex; align-items: center; justify-content: center; font-size: 14px; color: var(--accent); flex-shrink: 0; transition: background 0.2s, transform 0.3s; margin-left: 16px; }\r\n  .bt20-faq-item.bt20-open .bt20-faq-icon { background: var(--accent); color: #fff; transform: rotate(45deg); }\r\n  .bt20-faq-a { max-height: 0; overflow: hidden; transition: max-height 0.4s cubic-bezier(0.22,1,0.36,1), padding 0.3s; padding: 0 28px; font-size: 14px; color: var(--muted); line-height: 1.65; }\r\n  .bt20-faq-item.bt20-open .bt20-faq-a { max-height: 220px; padding: 0 28px 22px; }\r\n\r\n  \/* \u2500\u2500 URGENCY BAR \u2500\u2500 *\/\r\n  .bt20-urgency { background: var(--accent); border-radius: var(--radius); padding: 14px 24px; display: flex; align-items: center; justify-content: center; gap: 10px; margin-bottom: 32px; }\r\n  .bt20-urgency p { font-family: 'Syne', sans-serif; font-size: 13px; font-weight: 700; color: #fff; letter-spacing: 0.05em; }\r\n  .bt20-urgency-dot { width: 8px; height: 8px; border-radius: 50%; background: #fff; opacity: 0.6; flex-shrink: 0; animation: bt20-pulse 1.8s ease-in-out infinite; }\r\n  @keyframes bt20-pulse { 0%, 100% { opacity: 0.4; transform: scale(1); } 50% { opacity: 1; transform: scale(1.3); } }\r\n\r\n  \/* \u2500\u2500 FINAL CTA \u2500\u2500 *\/\r\n  .bt20-final-cta { margin-top: 72px; background: var(--text); border-radius: var(--radius-lg); padding: 60px 48px; text-align: center; position: relative; overflow: hidden; }\r\n  .bt20-final-cta::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse at 50% 0%, rgba(212,80,10,0.25) 0%, transparent 65%); pointer-events: none; }\r\n  .bt20-final-cta h2 { font-size: clamp(26px, 4vw, 42px); font-weight: 700; color: #fff; letter-spacing: -0.02em; margin-bottom: 14px; position: relative; }\r\n  .bt20-final-cta p { font-size: 16px; color: rgba(255,255,255,0.55); max-width: 480px; margin: 0 auto 36px; line-height: 1.6; position: relative; }\r\n  .bt20-final-cta-btns { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; position: relative; margin-bottom: 28px; }\r\n  .bt20-btn-primary { display: inline-block; text-align: center; background: var(--accent); color: #fff !important; font-family: 'Syne', sans-serif; font-size: 15px; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase; padding: 16px 40px; border-radius: var(--radius); text-decoration: none !important; border: none; cursor: pointer; transition: background 0.2s, transform 0.15s, box-shadow 0.2s; box-shadow: 0 4px 16px rgba(212,80,10,0.28); }\r\n  .bt20-btn-primary:hover, .bt20-btn-primary:focus, .bt20-btn-primary:visited { background: #bf4509; transform: translateY(-1px); box-shadow: 0 8px 24px rgba(212,80,10,0.35); color: #fff !important; text-decoration: none !important; }\r\n  .bt20-btn-secondary { display: inline-block; text-align: center; background: rgba(255,255,255,0.05); color: rgba(255,255,255,0.7) !important; font-family: 'Syne', sans-serif; font-size: 15px; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase; padding: 16px 32px; border-radius: var(--radius); text-decoration: none !important; border: 1.5px solid rgba(255,255,255,0.2); cursor: pointer; transition: border-color 0.2s, background 0.2s; }\r\n  .bt20-btn-secondary:hover, .bt20-btn-secondary:focus, .bt20-btn-secondary:visited { border-color: rgba(255,255,255,0.5); background: rgba(255,255,255,0.1); color: rgba(255,255,255,0.7) !important; text-decoration: none !important; }\r\n  .bt20-final-trust { display: flex; gap: 24px; justify-content: center; flex-wrap: wrap; position: relative; }\r\n  .bt20-final-trust-item { font-size: 13px; color: rgba(255,255,255,0.4); }\r\n\r\n  \/* \u2500\u2500 RESPONSIVE \u2500\u2500 *\/\r\n  @media (max-width: 768px) {\r\n    .bt20-whom-grid, .bt20-specs-grid, .bt20-reviews-grid { grid-template-columns: 1fr; }\r\n    .bt20-sound-grid { grid-template-columns: 1fr; }\r\n    .bt20-setup-chain { flex-direction: column; }\r\n    .bt20-setup-step:not(:last-child) { border-right: none; border-bottom: 1px solid var(--border); }\r\n    .bt20-setup-step:not(:last-child)::after { display: none; }\r\n    .bt20-black-bg-box { flex-direction: column; gap: 12px; }\r\n    .bt20-final-cta { padding: 40px 24px; }\r\n  }\r\n<\/style>\r\n\r\n<div class=\"bt20-body\">\r\n\r\n  <!-- \u2550\u2550 DLA KOGO \u2550\u2550 -->\r\n  <div class=\"bt20-section bt20-reveal\">\r\n    <div class=\"bt20-section-header\">\r\n      <div class=\"bt20-label\">Grupa docelowa<\/div>\r\n      <h2>Dla kogo BT20A Pro w edycji 48V zmieni wszystko?<\/h2>\r\n    <\/div>\r\n    <div class=\"bt20-whom-grid\">\r\n      <div class=\"bt20-whom-card bt20-yes bt20-reveal bt20-reveal-d1\">\r\n        <span class=\"bt20-whom-icon\">\u2714<\/span>\r\n        <h4>Idealny dla<\/h4>\r\n        <ul class=\"bt20-whom-list\">\r\n          <li>Graczy i do Home Office \u2014 natychmiastowy wst\u0119p do \u015bwiata dojrza\u0142ego Hi-Fi bez zb\u0119dnych, ogromnych komponent\u00f3w audio na biurku.<\/li>\r\n          <li>Posiadaczy g\u0142o\u015bnik\u00f3w pasywnych \u2014 tchnie nowe \u017cycie w dowolne kolumny podstawkowe, a tak\u017ce bardziej wymagaj\u0105ce kolumny pod\u0142ogowe dzi\u0119ki pot\u0119\u017cnej rezerwie pr\u0105dowej.<\/li>\r\n          <li>Zwolennik\u00f3w bezkompromisowej dynamiki \u2014 wersja 48V eliminuje jakiekolwiek przesterowania czy zniekszta\u0142cenia d\u017awi\u0119ku nawet przy koncertowym poziomie g\u0142o\u015bno\u015bci.<\/li>\r\n        <\/ul>\r\n      <\/div>\r\n      <div class=\"bt20-whom-card bt20-no bt20-reveal bt20-reveal-d2\">\r\n        <span class=\"bt20-whom-icon\">\u2715<\/span>\r\n        <h4>Nie jest idealny dla<\/h4>\r\n        <ul class=\"bt20-whom-list\">\r\n          <li>Mi\u0142o\u015bnik\u00f3w wielokana\u0142owego kina domowego \u2014 to czystej krwi stereo (2.0 \/ 2.1), kt\u00f3re nie obs\u0142uguje format\u00f3w takich jak 5.1, DTS czy Dolby Atmos.<\/li>\r\n          <li>Nag\u0142a\u015bniania ogromnych hal czy przestrzeni otwartych \u2014 mimo pot\u0119\u017cnej mocy szczytowej jest zoptymalizowany przede wszystkim do domowego ods\u0142uchu Hi-Fi.<\/li>\r\n        <\/ul>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <!-- \u2550\u2550 D\u0179WI\u0118K \u2550\u2550 -->\r\n  <div class=\"bt20-section bt20-reveal\">\r\n    <div class=\"bt20-section-header\">\r\n      <div class=\"bt20-label\">Charakter d\u017awi\u0119ku<\/div>\r\n      <h2>D\u017awi\u0119k o nieograniczonym oddechu i czysto\u015bci<\/h2>\r\n      <p>Wy\u017csze napi\u0119cie 48V wyzwala w cenionym uk\u0142adzie Texas Instruments TPA3255 prawdziw\u0105 moc. D\u017awi\u0119k zyskuje ogromny \u201eheadroom\u201d \u2014 rezerw\u0119 dynamiczn\u0105, kt\u00f3r\u0105 odczujesz natychmiast.<\/p>\r\n    <\/div>\r\n\r\n    <div class=\"bt20-black-bg-box bt20-reveal\">\r\n      <div class=\"bt20-black-bg-icon\">\u2b1b<\/div>\r\n      <div>\r\n        <h4>Doskona\u0142a cisza i pot\u0119\u017cna rezerwa dynamiczna<\/h4>\r\n        <p>Zasilacz 48V 5A dostarcza do wzmacniacza \u0142\u0105cznie a\u017c 240W energii. Rezultatem jest absolutnie bezszumowe, tzw. \u201eczarne t\u0142o\u201d, z kt\u00f3rego b\u0142yskawicznie i bez zniekszta\u0142ce\u0144 wy\u0142aniaj\u0105 si\u0119 nawet najsubtelniejsze mikrodetale nagrania.<\/p>\r\n      <\/div>\r\n    <\/div>\r\n\r\n    <div class=\"bt20-sound-grid\">\r\n      <div class=\"bt20-sound-card bt20-reveal bt20-reveal-d1\">\r\n        <span class=\"bt20-sound-freq\">Bass<\/span>\r\n        <h4>Zdecydowany & G\u0142\u0119boki<\/h4>\r\n        <p>Dzi\u0119ki pr\u0105dowi 48V wzmacniacz utrzymuje membrany niskotonowe pod pe\u0142n\u0105 kontrol\u0105. Basy s\u0105 wyj\u0105tkowo szybkie, zwarte i punktowe, bez jakiegokolwiek dudnienia czy rozmycia.<\/p>\r\n        <div class=\"bt20-sound-bar\"><div class=\"bt20-sound-bar-fill\" style=\"width:96%\"><\/div><\/div>\r\n      <\/div>\r\n      <div class=\"bt20-sound-card bt20-reveal bt20-reveal-d2\">\r\n        <span class=\"bt20-sound-freq\">\u015arednica<\/span>\r\n        <h4>Niezwykle \u017cywa & Otwarta<\/h4>\r\n        <p>Wokale zyskuj\u0105 pe\u0142ne brzmienie, plastyczno\u015b\u0107 i g\u0142\u0119bi\u0119. Instrumenty akustyczne maj\u0105 wiern\u0105 tekstur\u0119, a przestrzenne scenowanie wci\u0105ga Ci\u0119 prosto do studia nagraniowego.<\/p>\r\n        <div class=\"bt20-sound-bar\"><div class=\"bt20-sound-bar-fill\" style=\"width:92%\"><\/div><\/div>\r\n      <\/div>\r\n      <div class=\"bt20-sound-card bt20-reveal bt20-reveal-d3\">\r\n        <span class=\"bt20-sound-freq\">Tony wysokie<\/span>\r\n        <h4>Krystaliczne & Szczeg\u00f3\u0142owe<\/h4>\r\n        <p>Czyste g\u0142o\u015bne tony pe\u0142ne mikrodetali bez nieprzyjemnej ostro\u015bci. Korekcja ton\u00f3w z wyczuwalnym skokiem (klikni\u0119ciem) w pozycji neutralnej pozwala na b\u0142yskawiczne dopasowanie brzmienia do pomieszczenia.<\/p>\r\n        <div class=\"bt20-sound-bar\"><div class=\"bt20-sound-bar-fill\" style=\"width:90%\"><\/div><\/div>\r\n      <\/div>\r\n    <\/div>\r\n    <div class=\"bt20-quote bt20-reveal\">\r\n      <p>Moc zasilania 48V przesuwa to kompaktowe urz\u0105dzenie na terytorium, w kt\u00f3rym z \u0142atwo\u015bci\u0105 deklasuje klasyczne, wielokrotnie dro\u017csze i ci\u0119\u017csze wzmacniacze Hi-Fi.<\/p>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <!-- \u2550\u2550 POR\u00d3WNANIE \u2550\u2550 -->\r\n  <div class=\"bt20-section bt20-reveal\">\r\n    <div class=\"bt20-section-header\">\r\n      <div class=\"bt20-label\">Por\u00f3wnanie modeli<\/div>\r\n      <h2>BT20A Pro (Edycja 48V) vs. alternatywy<\/h2>\r\n    <\/div>\r\n    <div class=\"bt20-table-wrap\">\r\n      <table class=\"bt20-table\">\r\n        <thead>\r\n          <tr>\r\n            <th>Funkcja \/ parametr<\/th>\r\n            <th class=\"bt20-highlight\">Fosi BT20A Pro (Edycja 48V)<\/th>\r\n            <th>Fosi V3 (Podstawowy zasilacz 32V)<\/th>\r\n            <th>Aiyima A07 Pro (Zasilacz 32V\/36V)<\/th>\r\n          <\/tr>\r\n        <\/thead>\r\n        <tbody>\r\n          <tr>\r\n            <td>Zasilacz w zestawie<\/td>\r\n            <td class=\"bt20-highlight\"><span class=\"bt20-check\">\u2714<\/span> Premium 48V 5A (240W)<\/td>\r\n            <td>Tylko s\u0142abszy 32V 5A (160W)<\/td>\r\n            <td>S\u0142abszy zasilacz 32V \/ 36V<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Rzeczywista dost\u0119pna moc<\/td>\r\n            <td class=\"bt20-highlight\"><span class=\"bt20-check\">\u2714<\/span> A\u017c 2x 300W Max (pe\u0142ny potencja\u0142)<\/td>\r\n            <td>Ograniczona zasilaczem (ok. 2x 100W)<\/td>\r\n            <td>Ograniczona zasilaczem (ok. 2x 100W)<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>\u0141\u0105czno\u015b\u0107 bezprzewodowa Bluetooth<\/td>\r\n            <td class=\"bt20-highlight\"><span class=\"bt20-check\">\u2714<\/span> Tak (SBC\/AAC, b\u0142yskawiczne parowanie)<\/td>\r\n            <td><span class=\"bt20-cross\">\u2715<\/span> Nie (czysto analogowy)<\/td>\r\n            <td>Tak (bardziej podatny na szumy wysokich cz\u0119stotliwo\u015bci)<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Korekcja ton\u00f3w<\/td>\r\n            <td class=\"bt20-highlight\">Basy + Tony wysokie (z sprz\u0119towym bypassem)<\/td>\r\n            <td><span class=\"bt20-cross\">\u2715<\/span> Nie<\/td>\r\n            <td>Basy + Tony wysokie<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Wyj\u015bcie Pre-Out na subwoofer<\/td>\r\n            <td class=\"bt20-highlight\">Regulowane (g\u0142o\u015bno\u015b\u0107 zmienia si\u0119 wraz ze wzmacniaczem)<\/td>\r\n            <td>Regulowane<\/td>\r\n            <td>Sta\u0142e (niepraktyczne dla subwoofer\u00f3w)<\/td>\r\n          <\/tr>\r\n        <\/tbody>\r\n      <\/table>\r\n    <\/div>\r\n    <div class=\"bt20-verdict-banner bt20-reveal\">\r\n      <span class=\"bt20-verdict-banner-icon\">\ud83c\udfc6<\/span>\r\n      <p><strong>Werdykt:<\/strong> BT20A Pro z do\u0142\u0105czonym zasilaczem 48V 5A oferuje niepor\u00f3wnywalnie lepszy dynamizm i uderzenie ni\u017c wersje z zasilaczem 32V. Regulowane wyj\u015bcie na subwoofer oraz korekcja ton\u00f3w czyni\u0105 go absolutnym zwyci\u0119zc\u0105 w stosunku ceny do jako\u015bci.<\/p>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <!-- \u2550\u2550 PERFECT SETUP \u2550\u2550 -->\r\n  <div class=\"bt20-section bt20-reveal\">\r\n    <div class=\"bt20-section-header\">\r\n      <div class=\"bt20-label\">Rekomendowany zestaw<\/div>\r\n      <h2>Skomponuj sw\u00f3j \u201ePerfect Setup\u201d<\/h2>\r\n      <p>Szczeg\u00f3\u0142owo przetestowali\u015bmy wybrane komponenty \u2014 z wersj\u0105 48V BT20A Pro tworz\u0105 idealnie zestrojon\u0105 synergi\u0119.<\/p>\r\n    <\/div>\r\n    <div class=\"bt20-setup-chain\">\r\n      <div class=\"bt20-setup-step\">\r\n        <span class=\"bt20-setup-num\">1. Czyste \u017ar\u00f3d\u0142o<\/span>\r\n        <h4>Przetwornik DAC<\/h4>\r\n        <p>Fosi Audio K5 Pro \u2014 eliminuje wszelkie zak\u0142\u00f3cenia elektromagnetyczne z p\u0142yty g\u0142\u00f3wnej PC<\/p>\r\n      <\/div>\r\n      <div class=\"bt20-setup-step bt20-active\">\r\n        <span class=\"bt20-setup-num\">2. Serce systemu<\/span>\r\n        <h4>BT20A Pro (48V)<\/h4>\r\n        <p>Wzmacniacz z pot\u0119\u017cnym zasilaczem 48V 5A \u2014 odblokowuje ogromn\u0105 moc dla dowolnych g\u0142o\u015bnik\u00f3w<\/p>\r\n      <\/div>\r\n      <div class=\"bt20-setup-step\">\r\n        <span class=\"bt20-setup-num\">3. Wyj\u015bcie d\u017awi\u0119ku<\/span>\r\n        <h4>Kolumny g\u0142o\u015bnikowe<\/h4>\r\n        <p>Q Acoustics 3030i (przestrzenne kolumny podstawkowe) lub Klipsch RP-600M II (dynamiczne i szczeg\u00f3\u0142owe brzmienie)<\/p>\r\n      <\/div>\r\n      <div class=\"bt20-setup-step\">\r\n        <span class=\"bt20-setup-num\">4. Opcjonalny bas<\/span>\r\n        <h4>Subwoofer aktywny<\/h4>\r\n        <p>Dowolny subwoofer aktywny pod\u0142\u0105czony do regulowanego gniazda Pre-Out 3,5 mm<\/p>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <!-- \u2550\u2550 SPECYFIKACJA TECHNICZNA \u2550\u2550 -->\r\n  <div class=\"bt20-section bt20-reveal\">\r\n    <div class=\"bt20-section-header\">\r\n      <div class=\"bt20-label\">Specyfikacja techniczna<\/div>\r\n      <h2>Legendarny uk\u0142ad i pe\u0142ny potencja\u0142 energetyczny<\/h2>\r\n    <\/div>\r\n    <div class=\"bt20-specs-grid\">\r\n      <div class=\"bt20-spec-item bt20-reveal bt20-reveal-d1\">\r\n        <div class=\"bt20-spec-dot\"><\/div>\r\n        <div><h4>Uk\u0142ad wzmacniacza<\/h4><p>Texas Instruments TPA3255 \u2014 audiofilska czo\u0142\u00f3wka w klasie D dla maksymalnej wierno\u015bci d\u017awi\u0119ku<\/p><\/div>\r\n      <\/div>\r\n      <div class=\"bt20-spec-item bt20-reveal bt20-reveal-d2\">\r\n        <div class=\"bt20-spec-dot\"><\/div>\r\n        <div><h4>Rzeczywista moc (RMS)<\/h4><p>2\u00d7 220W przy 4 Omach (RMS) \u00b7 2\u00d7 110W przy 8 Omach (RMS) z do\u0142\u0105czonym zasilaczem 48V<\/p><\/div>\r\n      <\/div>\r\n      <div class=\"bt20-spec-item bt20-reveal bt20-reveal-d1\">\r\n        <div class=\"bt20-spec-dot\"><\/div>\r\n        <div><h4>Moc maksymalna (Peak)<\/h4><p>A\u017c 2\u00d7 300W przy 4 Omach (Peak \/ moc szczytowa przy pe\u0142nym zasilaniu 48V)<\/p><\/div>\r\n      <\/div>\r\n      <div class=\"bt20-spec-item bt20-reveal bt20-reveal-d2\">\r\n        <div class=\"bt20-spec-dot\"><\/div>\r\n        <div><h4>\u0141\u0105czno\u015b\u0107 bezprzewodowa<\/h4><p>Bluetooth 5.0 z wysokiej jako\u015bci anten\u0105 zewn\u0119trzn\u0105 (zasi\u0119g 15 m) i kodekami SBC\/AAC<\/p><\/div>\r\n      <\/div>\r\n      <div class=\"bt20-spec-item bt20-reveal bt20-reveal-d1\">\r\n        <div class=\"bt20-spec-dot\"><\/div>\r\n        <div><h4>Zniekszta\u0142cenia d\u017awi\u0119ku (THD)<\/h4><p>\u2264 0,005% \u2014 absolutnie czysta i wolna od zniekszta\u0142ce\u0144 interpretacja Twoich nagra\u0144<\/p><\/div>\r\n      <\/div>\r\n      <div class=\"bt20-spec-item bt20-reveal bt20-reveal-d2\">\r\n        <div class=\"bt20-spec-dot\"><\/div>\r\n        <div><h4>Wymiary fizyczne<\/h4><p>127 \u00d7 127 \u00d7 25 mm \u2014 aluminiowa obudowa CNC, kt\u00f3ra mie\u015bci si\u0119 w d\u0142oni<\/p><\/div>\r\n      <\/div>\r\n    <\/div>\r\n    <div class=\"bt20-power-note bt20-reveal\">\r\n      <span class=\"bt20-power-note-icon\">\u26a1<\/span>\r\n      <p><strong>Bezkompromisowa Edycja 48V 5A (240W)<\/strong>Wi\u0119kszo\u015b\u0107 sprzedawc\u00f3w oferuje BT20A Pro tylko z ta\u0144szym zasilaczem 32V, kt\u00f3ry sztucznie ogranicza moc uk\u0142adu TPA3255 o po\u0142ow\u0119. Nasza edycja specjalna zawiera bezpo\u015brednio w zestawie najmocniejszy zasilacz sieciowy 48V 5A. Otrzymujesz 100% dynamiki, pot\u0119\u017cn\u0105 rezerw\u0119 pr\u0105dow\u0105 i pe\u0142n\u0105 moc bez \u017cadnych dodatkowych inwestycji.<\/p>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <!-- \u2550\u2550 INSTALACJA \u2550\u2550 -->\r\n  <div class=\"bt20-section bt20-reveal\">\r\n    <div class=\"bt20-section-header\">\r\n      <div class=\"bt20-label\">Instalacja<\/div>\r\n      <h2>Uruchomienie systemu w mniej ni\u017c 2 minuty<\/h2>\r\n    <\/div>\r\n    <div class=\"bt20-steps\">\r\n      <div class=\"bt20-step\">\r\n        <div class=\"bt20-step-num\">01<\/div>\r\n        <div class=\"bt20-step-content\">\r\n          <h4>Pod\u0142\u0105cz g\u0142o\u015bniki pasywne<\/h4>\r\n          <p>Pod\u0142\u0105cz przewody g\u0142o\u015bnikowe do solidnych zacisk\u00f3w z ty\u0142u urz\u0105dzenia (zalecamy u\u017cycie wtyk\u00f3w bananowych dla wygodnej instalacji).<\/p>\r\n        <\/div>\r\n      <\/div>\r\n      <div class=\"bt20-step\">\r\n        <div class=\"bt20-step-num\">02<\/div>\r\n        <div class=\"bt20-step-content\">\r\n          <h4>Pod\u0142\u0105cz zasilacz 48V<\/h4>\r\n          <p>Przed pod\u0142\u0105czeniem zasilacza 48V 5A do sieci wycisz g\u0142o\u015bno\u015b\u0107 g\u0142\u00f3wn\u0105 do zera. Nast\u0119pnie prze\u0142\u0105cz przedni\u0105 d\u017awigni\u0119 w pozycj\u0119 \u201eOn\u201d.<\/p>\r\n        <\/div>\r\n      <\/div>\r\n      <div class=\"bt20-step\">\r\n        <div class=\"bt20-step-num\">03<\/div>\r\n        <div class=\"bt20-step-content\">\r\n          <h4>Sparuj \u017ar\u00f3d\u0142o d\u017awi\u0119ku i ciesz si\u0119 moc\u0105<\/h4>\r\n          <p>W\u0142\u0105cz Bluetooth w telefonie lub PC, wybierz \u201eFosi Audio BT20A PRO\u201d i gotowe. Regulacj\u0119 bas\u00f3w i ton\u00f3w wysokich ustaw wed\u0142ug w\u0142asnych preferencji lub umie\u015b\u0107 w pozycji neutralnej ze skokiem (tryb Pure Direct).<\/p>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <!-- \u2550\u2550 OPINIE KLIENT\u00d3W \u2550\u2550 -->\r\n  <div class=\"bt20-section bt20-reveal\">\r\n    <div class=\"bt20-section-header\">\r\n      <div class=\"bt20-label\">Opinie klient\u00f3w<\/div>\r\n      <h2>Prawdziwe wra\u017cenia z ods\u0142uchu<\/h2>\r\n    <\/div>\r\n    <div class=\"bt20-reviews-grid\">\r\n      <div class=\"bt20-review bt20-reveal bt20-reveal-d1\">\r\n        <div class=\"bt20-review-stars\">\u2605\u2605\u2605\u2605\u2605<\/div>\r\n        <p class=\"bt20-review-text\">\u201ePocz\u0105tkowo waha\u0142em si\u0119, czy wersja 48V jest warta dop\u0142aty, ale r\u00f3\u017cnica jest niesamowita. Wzmacniacz bez problemu nap\u0119dza moje kolumny pod\u0142ogowe Klipsch. Bas jest fantastycznie zwarty, dynamika zapiera dech w piersiach, a w g\u0142o\u015bnikach panuje absolutna cisza bez jakiegokolwiek szumu. Genialne urz\u0105dzenie!\u201d<\/p>\r\n        <span class=\"bt20-review-author\">Marek <span>\u00b7 zweryfikowany klient<\/span><\/span>\r\n      <\/div>\r\n      <div class=\"bt20-review bt20-reveal bt20-reveal-d2\">\r\n        <div class=\"bt20-review-stars\">\u2605\u2605\u2605\u2605\u2605<\/div>\r\n        <p class=\"bt20-review-text\">\u201eWymieni\u0142em ogromny, 15-kilogramowy stary amplituner na tego Fosi z zasilaczem 48V. Zaoszcz\u0119dzi\u0142em mn\u00f3stwo miejsca na biurku, a d\u017awi\u0119k jest o wiele czystszy i dok\u0142adniejszy. Bluetooth ma \u015bwietny zasi\u0119g przez dwa pokoje. Pomara\u0144czowe pokr\u0119t\u0142o wygl\u0105da na \u017cywo \u015bwietnie.\u201d<\/p>\r\n        <span class=\"bt20-review-author\">Tomasz <span>\u00b7 zweryfikowany klient<\/span><\/span>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <!-- \u2550\u2550 FAQ \u2550\u2550 -->\r\n  <div class=\"bt20-section bt20-reveal\">\r\n    <div class=\"bt20-section-header\">\r\n      <div class=\"bt20-label\">Cz\u0119sto zadawane pytania<\/div>\r\n      <h2>FAQ \u2014 Wszystko, co chcesz wiedzie\u0107<\/h2>\r\n    <\/div>\r\n    <div class=\"bt20-faq\">\r\n      <div class=\"bt20-faq-item\">\r\n        <button class=\"bt20-faq-q\" onclick=\"bt20Toggle(this)\">\r\n          Jaka jest r\u00f3\u017cnica mi\u0119dzy wersj\u0105 32V a t\u0105 edycj\u0105 48V?\r\n          <span class=\"bt20-faq-icon\">+<\/span>\r\n        <\/button>\r\n        <div class=\"bt20-faq-a\">Zasadnicza. Z do\u0142\u0105czonym zasilaczem 48V 5A uk\u0142ad TPA3255 mo\u017ce pracowa\u0107 z pe\u0142n\u0105 moc\u0105 i dostarcza\u0107 a\u017c do 2x 300W mocy szczytowej (RMS 2x 220W przy 4 Omach). Wersja 32V jest ograniczona do u\u0142amka tej mocy, co przek\u0142ada si\u0119 na s\u0142absz\u0105 kontrol\u0119 basu i wcze\u015bniejsze zniekszta\u0142cenia d\u017awi\u0119ku przy wy\u017cszych poziomach g\u0142o\u015bno\u015bci.<\/div>\r\n      <\/div>\r\n      <div class=\"bt20-faq-item\">\r\n        <button class=\"bt20-faq-q\" onclick=\"bt20Toggle(this)\">\r\n          Czy zasilacz 48V 5A naprawd\u0119 znajduje si\u0119 bezpo\u015brednio w zestawie?\r\n          <span class=\"bt20-faq-icon\">+<\/span>\r\n        <\/button>\r\n        <div class=\"bt20-faq-a\">Tak, kupujesz u nas kompletn\u0105, najmocniejsz\u0105 edycj\u0119. W zestawie znajduje si\u0119 oryginalny, wydajny zasilacz 48V 5A (240W). Nie musisz niczego osobno zamawia\u0107 ani dop\u0142aca\u0107 \u2014 po rozpakowaniu masz od razu do dyspozycji maksymaln\u0105 moc.<\/div>\r\n      <\/div>\r\n      <div class=\"bt20-faq-item\">\r\n        <button class=\"bt20-faq-q\" onclick=\"bt20Toggle(this)\">\r\n          Czy w tym wzmacniaczu mo\u017cna wymienia\u0107 wzmacniacze operacyjne (Op-Amp)?\r\n          <span class=\"bt20-faq-icon\">+<\/span>\r\n        <\/button>\r\n        <div class=\"bt20-faq-a\">Tak. Fosi Audio BT20A Pro jest wyposa\u017cony w gniazda DIP8, kt\u00f3re umo\u017cliwiaj\u0105 \u0142atw\u0105 wymian\u0119 wzmacniaczy operacyjnych (tzw. Op-Amp Rolling). Fabrycznie zainstalowane uk\u0142ady NE5532 mo\u017cesz w dowolnym momencie wymieni\u0107 na premium MUSES02, OPA2134PA, OPA2604AP lub dyskretne modu\u0142y Sparkos Labs, dopasowuj\u0105c brzmienie dok\u0142adnie do w\u0142asnych preferencji.<\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n\r\n\r\n\r\n<!-- \u2550\u2550 FINAL CTA \u2550\u2550 -->\r\n  <div class=\"bt20-final-cta bt20-reveal\">\r\n    <div class=\"bt20-urgency\">\r\n      <span class=\"bt20-urgency-dot\"><\/span>\r\n      <p>W MAGAZYNIE \u2014 Ostatnie sztuki w tej konfiguracji premium 48V<\/p>\r\n    <\/div>\r\n    <h2>Wejd\u017a do \u015bwiata bezkompromisowego d\u017awi\u0119ku<\/h2>\r\n    <p>Nie zadowalaj si\u0119 po\u0142owiczn\u0105 moc\u0105. Wykorzystaj maksymalny potencja\u0142 swoich g\u0142o\u015bnik\u00f3w dzi\u0119ki sprawdzonemu po\u0142\u0105czeniu Fosi Audio BT20A Pro i najwy\u017cszej jako\u015bci zasilacza 48V bezpo\u015brednio w zestawie.<\/p>\r\n    <div class=\"bt20-final-cta-btns\">\r\n      <a href=\"#\" class=\"bt20-btn-primary\">\ud83d\uded2 Dodaj do koszyka (Edycja 48V)<\/a>\r\n      <a href=\"\/pl\/produkt\/fosi-audio-bt30d-pro\/\" class=\"bt20-btn-secondary\">Zobacz te\u017c Fosi Audio BT30D PRO<\/a>\r\n    <\/div>\r\n    <div class=\"bt20-final-trust\">\r\n      <span class=\"bt20-final-trust-item\">\ud83d\ude9a Ekspresowa dostawa w 24\/48h<\/span>\r\n      <span class=\"bt20-final-trust-item\">\ud83d\udd01 14 dni na przetestowanie i zwrot<\/span>\r\n      <span class=\"bt20-final-trust-item\">\ud83d\udee1 Pe\u0142na 24-miesi\u0119czna gwarancja<\/span>\r\n      <span class=\"bt20-final-trust-item\">\ud83d\udce6 Bezpiecznie zapakowane<\/span>\r\n    <\/div>\r\n  <\/div>\r\n\r\n<\/div>\r\n\r\n<script>\r\n  function bt20Toggle(btn) {\r\n    const item = btn.closest('.bt20-faq-item');\r\n    const wasOpen = item.classList.contains('bt20-open');\r\n    document.querySelectorAll('.bt20-faq-item.bt20-open').forEach(el => el.classList.remove('bt20-open'));\r\n    if (!wasOpen) item.classList.add('bt20-open');\r\n  }\r\n\r\n  (function() {\r\n    const els = document.querySelectorAll('.bt20-reveal');\r\n    if (!('IntersectionObserver' in window)) { els.forEach(el => el.classList.add('bt20-visible')); return; }\r\n    const obs = new IntersectionObserver((entries) => {\r\n      entries.forEach(entry => { if (entry.isIntersecting) { entry.target.classList.add('bt20-visible'); obs.unobserve(entry.target); } });\r\n    }, { threshold: 0.08 });\r\n    els.forEach(el => obs.observe(el));\r\n  })();\r\n\r\n  (function() {\r\n    const bars = document.querySelectorAll('.bt20-sound-bar-fill');\r\n    bars.forEach(bar => {\r\n      const target = bar.style.width;\r\n      bar.style.width = '0%';\r\n      const obs = new IntersectionObserver((entries) => {\r\n        entries.forEach(entry => { if (entry.isIntersecting) { setTimeout(() => { bar.style.width = target; }, 200); obs.unobserve(entry.target); } });\r\n      }, { threshold: 0.5 });\r\n      obs.observe(bar);\r\n    });\r\n  })();\r\n<\/script>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Fosi Audio BT20A Pro \u2013 <strong>Wzmacniacz Hi-Fi z Bluetooth.<\/strong><\/p>\n<p><strong>\u201eKompaktowy wzmacniacz o mocy, kt\u00f3ra zaskoczy nawet wymagaj\u0105cych.\u201d<\/strong><\/p>\n","protected":false},"featured_media":2669,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_glsr_average":0,"_glsr_ranking":0,"_glsr_reviews":0},"product_brand":[117],"product_cat":[103],"product_tag":[],"class_list":["post-2677","product","type-product","status-publish","has-post-thumbnail","product_brand-fosi-audio","product_cat-wzmacniacze","first","onbackorder","sale","shipping-taxable","purchasable","product-type-simple"],"acf":[],"_links":{"self":[{"href":"https:\/\/deskaudio.eu\/pl\/wp-json\/wp\/v2\/product\/2677","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/deskaudio.eu\/pl\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/deskaudio.eu\/pl\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/deskaudio.eu\/pl\/wp-json\/wp\/v2\/comments?post=2677"}],"version-history":[{"count":16,"href":"https:\/\/deskaudio.eu\/pl\/wp-json\/wp\/v2\/product\/2677\/revisions"}],"predecessor-version":[{"id":3291,"href":"https:\/\/deskaudio.eu\/pl\/wp-json\/wp\/v2\/product\/2677\/revisions\/3291"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/deskaudio.eu\/pl\/wp-json\/wp\/v2\/media\/2669"}],"wp:attachment":[{"href":"https:\/\/deskaudio.eu\/pl\/wp-json\/wp\/v2\/media?parent=2677"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/deskaudio.eu\/pl\/wp-json\/wp\/v2\/product_brand?post=2677"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/deskaudio.eu\/pl\/wp-json\/wp\/v2\/product_cat?post=2677"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/deskaudio.eu\/pl\/wp-json\/wp\/v2\/product_tag?post=2677"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}