{"id":2717,"date":"2026-05-18T08:33:35","date_gmt":"2026-05-18T06:33:35","guid":{"rendered":"https:\/\/deskaudio.eu\/?post_type=product&#038;p=2717"},"modified":"2026-08-03T15:07:12","modified_gmt":"2026-08-03T13:07:12","slug":"fosi-audio-bt30d-pro","status":"publish","type":"product","link":"https:\/\/deskaudio.eu\/pl\/produkt\/fosi-audio-bt30d-pro\/","title":{"rendered":"Fosi Audio BT30D PRO"},"content":{"rendered":"\t\t<div data-elementor-type=\"product-post\" data-elementor-id=\"2717\" class=\"elementor elementor-2717 elementor-1105\" data-elementor-post-type=\"product\">\n\t\t\t\t<div class=\"elementor-element elementor-element-893c3b7 e-flex e-con-boxed e-con e-parent\" data-id=\"893c3b7\" 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-5363de4 elementor-widget elementor-widget-html\" data-id=\"5363de4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!-- ============================================================\r\n     FOSI AUDIO BT30D PRO \u2014 Sekcje (bez Hero)\r\n     Elementor-ready: vlo\u017e 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    --shadow-md: 0 4px 20px rgba(0,0,0,0.08);\r\n    --radius: 12px;\r\n    --radius-lg: 20px;\r\n  }\r\n\r\n  .bt-body * { margin: 0; padding: 0; box-sizing: border-box; }\r\n\r\n  .bt-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  .bt-body h1, .bt-body h2, .bt-body h3, .bt-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  .bt-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  .bt-reveal.bt-visible { opacity: 1; transform: translateY(0); }\r\n  .bt-reveal-d1 { transition-delay: 0.05s; }\r\n  .bt-reveal-d2 { transition-delay: 0.12s; }\r\n  .bt-reveal-d3 { transition-delay: 0.20s; }\r\n\r\n  \/* \u2500\u2500 LABEL \u2500\u2500 *\/\r\n  .bt-label {\r\n    display: inline-flex; align-items: center; gap: 6px;\r\n    font-family: 'Syne', sans-serif; font-size: 11px; font-weight: 600;\r\n    letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-bottom: 16px;\r\n  }\r\n  .bt-label::before { content: ''; display: inline-block; width: 20px; height: 1px; background: var(--accent); }\r\n\r\n  \/* \u2500\u2500 SECTION \u2500\u2500 *\/\r\n  .bt-section { margin-top: 72px; }\r\n  .bt-section-header { margin-bottom: 40px; }\r\n  .bt-section-header h2 { font-size: clamp(24px, 3.5vw, 36px); font-weight: 700; letter-spacing: -0.02em; color: var(--text); }\r\n  .bt-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  .bt-whom-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }\r\n  .bt-whom-card { background: var(--surface); border-radius: var(--radius); padding: 28px; border: 1px solid var(--border); box-shadow: var(--shadow-sm); }\r\n  .bt-whom-card.bt-yes .bt-whom-icon { color: var(--green); }\r\n  .bt-whom-card.bt-no .bt-whom-icon { color: #D4500A; opacity: 0.7; }\r\n  .bt-whom-icon { font-size: 22px; margin-bottom: 12px; display: block; }\r\n  .bt-whom-card h4 { font-size: 15px; font-weight: 700; letter-spacing: -0.01em; margin-bottom: 14px; color: var(--text); }\r\n  .bt-whom-list { list-style: none; display: flex; flex-direction: column; gap: 9px; }\r\n  .bt-whom-list li { font-size: 13.5px; color: var(--muted); padding-left: 18px; position: relative; line-height: 1.5; }\r\n  .bt-whom-list li::before { content: '\u2192'; position: absolute; left: 0; font-size: 11px; top: 2px; color: var(--accent); }\r\n  .bt-whom-card.bt-no .bt-whom-list li::before { content: '\u00d7'; color: var(--muted); font-size: 13px; top: 0; }\r\n\r\n  \/* \u2500\u2500 SOUND \u2500\u2500 *\/\r\n  .bt-sound-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 24px; }\r\n  .bt-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  .bt-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  .bt-sound-card h4 { font-size: 16px; font-weight: 700; margin-bottom: 10px; }\r\n  .bt-sound-card p { font-size: 13.5px; color: var(--muted); line-height: 1.55; }\r\n  .bt-sound-bar { height: 3px; background: var(--border); border-radius: 2px; margin: 14px 0 0; overflow: hidden; }\r\n  .bt-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  .bt-verdict-box { background: var(--text); color: #fff; border-radius: var(--radius); padding: 28px 32px; display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }\r\n  .bt-verdict-item { display: flex; gap: 12px; align-items: flex-start; }\r\n  .bt-verdict-icon { width: 36px; height: 36px; background: rgba(212,80,10,0.2); border-radius: 8px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 16px; }\r\n  .bt-verdict-item p { font-size: 14px; color: rgba(255,255,255,0.7); line-height: 1.5; }\r\n  .bt-verdict-item strong { display: block; color: #fff; font-family: 'Syne', sans-serif; font-size: 14px; font-weight: 700; margin-bottom: 4px; }\r\n\r\n  \/* \u2500\u2500 COMPARISON TABLE \u2500\u2500 *\/\r\n  .bt-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  .bt-table { width: 100%; min-width: 480px; border-collapse: collapse; }\r\n  .bt-table thead tr { background: var(--text); color: #fff; }\r\n  .bt-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  .bt-table thead th:first-child { color: rgba(255,255,255,0.5); }\r\n  .bt-table thead th.bt-highlight { background: var(--accent); position: relative; }\r\n  .bt-table thead th.bt-highlight::after { content: 'NASZ WYB\u00d3R'; 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  .bt-table tbody tr { border-bottom: 1px solid var(--border); transition: background 0.15s; }\r\n  .bt-table tbody tr:hover { background: var(--bg); }\r\n  .bt-table tbody tr:last-child { border-bottom: none; }\r\n  .bt-table tbody td { padding: 14px 20px; font-size: 13.5px; color: var(--muted); vertical-align: middle; }\r\n  .bt-table tbody td:first-child { font-weight: 500; color: var(--text); font-size: 13px; }\r\n  .bt-table tbody td.bt-highlight { background: var(--accent-light); color: var(--accent); font-weight: 600; font-size: 13px; }\r\n  .bt-check { color: var(--green); font-size: 16px; }\r\n  .bt-cross { color: var(--muted); font-size: 16px; }\r\n\r\n  .bt-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  .bt-verdict-banner-icon { font-size: 20px; flex-shrink: 0; }\r\n  .bt-verdict-banner p { font-size: 14px; color: #1D5236; line-height: 1.55; }\r\n  .bt-verdict-banner strong { font-weight: 600; }\r\n\r\n  \/* \u2500\u2500 PERFECT SETUP \u2500\u2500 *\/\r\n  .bt-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  .bt-setup-step { flex: 1; padding: 28px 24px; position: relative; text-align: center; }\r\n  .bt-setup-step:not(:last-child) { border-right: 1px solid var(--border); }\r\n  .bt-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  .bt-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  .bt-setup-step h4 { font-size: 15px; font-weight: 700; margin-bottom: 6px; }\r\n  .bt-setup-step p { font-size: 13px; color: var(--muted); line-height: 1.5; }\r\n  .bt-setup-step.bt-active { background: var(--accent-light); }\r\n  .bt-setup-step.bt-active h4 { color: var(--accent); }\r\n\r\n  \/* \u2500\u2500 TECH SPECS \u2500\u2500 *\/\r\n  .bt-specs-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }\r\n  .bt-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  .bt-spec-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); margin-top: 7px; flex-shrink: 0; }\r\n  .bt-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  .bt-spec-item p { font-size: 14px; color: var(--text); font-weight: 400; line-height: 1.5; }\r\n\r\n  \/* \u2500\u2500 HOW TO USE \u2500\u2500 *\/\r\n  .bt-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  .bt-step { display: flex; gap: 24px; align-items: flex-start; padding: 24px 28px; border-bottom: 1px solid var(--border); transition: background 0.2s; }\r\n  .bt-step:last-child { border-bottom: none; }\r\n  .bt-step:hover { background: var(--bg); }\r\n  .bt-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  .bt-step:hover .bt-step-num { color: var(--accent-mid); }\r\n  .bt-step-content h4 { font-size: 15px; font-weight: 700; margin-bottom: 4px; }\r\n  .bt-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  .bt-reviews-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }\r\n  .bt-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  .bt-review-stars { color: #F59E0B; font-size: 13px; letter-spacing: 1px; }\r\n  .bt-review-text { font-size: 14px; color: var(--text); line-height: 1.6; font-style: italic; flex: 1; }\r\n  .bt-review-author { font-family: 'Syne', sans-serif; font-size: 12px; font-weight: 700; color: var(--muted); letter-spacing: 0.05em; }\r\n  .bt-review-author span { font-weight: 300; color: var(--muted); }\r\n  .bt-review-author::before { content: '\u2014 '; }\r\n\r\n  \/* \u2500\u2500 FAQ \u2500\u2500 *\/\r\n  .bt-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  .bt-faq-item { border-bottom: 1px solid var(--border); }\r\n  .bt-faq-item:last-child { border-bottom: none; }\r\n  .bt-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  .bt-faq-q:hover { background: var(--bg) !important; color: #1A1916 !important; }\r\n  .bt-faq-q:focus { outline: none !important; color: #1A1916 !important; }\r\n  .bt-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  .bt-faq-item.bt-open .bt-faq-icon { background: var(--accent); color: #fff; transform: rotate(45deg); }\r\n  .bt-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  .bt-faq-item.bt-open .bt-faq-a { max-height: 200px; padding: 0 28px 22px; }\r\n\r\n  \/* \u2500\u2500 FINAL CTA \u2500\u2500 *\/\r\n  .bt-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  .bt-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  .bt-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  .bt-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  .bt-final-cta-btns { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; position: relative; margin-bottom: 28px; }\r\n  .bt-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  .bt-btn-primary:hover, .bt-btn-primary:focus, .bt-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  .bt-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  .bt-btn-secondary:hover, .bt-btn-secondary:focus, .bt-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  .bt-final-trust { display: flex; gap: 24px; justify-content: center; flex-wrap: wrap; position: relative; }\r\n  .bt-final-trust-item { display: flex; align-items: center; gap: 6px; 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    .bt-whom-grid, .bt-verdict-box, .bt-specs-grid { grid-template-columns: 1fr; }\r\n    .bt-sound-grid, .bt-reviews-grid { grid-template-columns: 1fr; }\r\n    .bt-setup-chain { flex-direction: column; }\r\n    .bt-setup-step:not(:last-child) { border-right: none; border-bottom: 1px solid var(--border); }\r\n    .bt-setup-step:not(:last-child)::after { display: none; }\r\n    .bt-final-cta { padding: 40px 24px; }\r\n  }\r\n<\/style>\r\n\r\n<div class=\"bt-body\">\r\n\r\n  <!-- \u2550\u2550 DLA KOGO \u2550\u2550 -->\r\n  <div class=\"bt-section bt-reveal\">\r\n    <div class=\"bt-section-header\">\r\n      <div class=\"bt-label\">Grupa docelowa<\/div>\r\n      <h2>Czy to sprz\u0119t dla Ciebie?<\/h2>\r\n      <p>Je\u015bli szukasz sposobu, aby wycisn\u0105\u0107 maksimum ze swojego biurka i masz do\u015b\u0107 plastikowych \u201eg\u0142o\u015bniczk\u00f3w komputerowych\u201d, trafi\u0142e\u015b idealnie.<\/p>\r\n    <\/div>\r\n    <div class=\"bt-whom-grid\">\r\n      <div class=\"bt-whom-card bt-yes bt-reveal bt-reveal-d1\">\r\n        <span class=\"bt-whom-icon\">\u2714<\/span>\r\n        <h4>Idealny dla<\/h4>\r\n        <ul class=\"bt-whom-list\">\r\n          <li>Zestaw\u00f3w PC i desktop \u2014 kompaktowe wymiary (120\u00d7160\u00d740 mm) nie zajm\u0105 miejsca pod monitorem<\/li>\r\n          <li>Mi\u0142o\u015bnik\u00f3w basu \u2014 jako jeden z nielicznych w tej cenie potrafi bezpo\u015brednio zasili\u0107 pasywny subwoofer<\/li>\r\n          <li>Entuzjast\u00f3w DIY \u2014 mo\u017cliwo\u015b\u0107 wymiany wzmacniaczy operacyjnych (Op-Amp) dla dostosowania brzmienia do w\u0142asnych uszu<\/li>\r\n        <\/ul>\r\n      <\/div>\r\n      <div class=\"bt-whom-card bt-no bt-reveal bt-reveal-d2\">\r\n        <span class=\"bt-whom-icon\">\u2715<\/span>\r\n        <h4>Nie jest idealny dla<\/h4>\r\n        <ul class=\"bt-whom-list\">\r\n          <li>Du\u017cych sal kinowych \u2014 cho\u0107 ma du\u017c\u0105 moc, brakuje mu HDMI i pilota zdalnego sterowania<\/li>\r\n          <li>Osob wymagaj\u0105cych sterowania z kanapy \u2014 obs\u0142uga jest w pe\u0142ni manualna i mechaniczna<\/li>\r\n        <\/ul>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <!-- \u2550\u2550 BRZMIENIE \u2550\u2550 -->\r\n  <div class=\"bt-section bt-reveal\">\r\n    <div class=\"bt-section-header\">\r\n      <div class=\"bt-label\">Charakterystyka brzmienia<\/div>\r\n      <h2>Jak brzmi Fosi Audio BT30D PRO?<\/h2>\r\n      <p>Przej\u015bcie na architektur\u0119 klasy D z uk\u0142adami TPA3255 oznacza, \u017ce zaczniesz s\u0142ysze\u0107 w nagraniach detale, kt\u00f3re dot\u0105d si\u0119 zlewa\u0142y.<\/p>\r\n    <\/div>\r\n    <div class=\"bt-sound-grid\">\r\n      <div class=\"bt-sound-card bt-reveal bt-reveal-d1\">\r\n        <span class=\"bt-sound-freq\">Basy<\/span>\r\n        <h4>Zwarty & Uderzaj\u0105cy<\/h4>\r\n        <p>To nie s\u0105 tylko \u201edudni\u0105ce\u201d tonacje. Basy s\u0105 zwarte, a dzi\u0119ki zwrotnicy (0\u2013300 Hz) precyzyjnie odetniesz je tam, gdzie ko\u0144cz\u0105 si\u0119 mo\u017cliwo\u015bci g\u0142o\u015bnik\u00f3w.<\/p>\r\n        <div class=\"bt-sound-bar\"><div class=\"bt-sound-bar-fill\" style=\"width:90%\"><\/div><\/div>\r\n      <\/div>\r\n      <div class=\"bt-sound-card bt-reveal bt-reveal-d2\">\r\n        <span class=\"bt-sound-freq\">\u015arednica<\/span>\r\n        <h4>Czysta & Szczeg\u00f3\u0142owa<\/h4>\r\n        <p>Wokale wysuwaj\u0105 si\u0119 na pierwszy plan. Niezale\u017cnie od tego, czy s\u0142uchasz podcastu, czy opery, g\u0142osy s\u0105 czyste i wyra\u017anie oddzielone od instrument\u00f3w.<\/p>\r\n        <div class=\"bt-sound-bar\"><div class=\"bt-sound-bar-fill\" style=\"width:88%\"><\/div><\/div>\r\n      <\/div>\r\n      <div class=\"bt-sound-card bt-reveal bt-reveal-d3\">\r\n        <span class=\"bt-sound-freq\">Sopran<\/span>\r\n        <h4>Krystaliczny & Bez zm\u0119czenia<\/h4>\r\n        <p>Jasne i szczeg\u00f3\u0142owe, bez m\u0119czenia s\u0142uchu. Pokr\u0119t\u0142o Treble dzia\u0142a wyj\u0105tkowo skutecznie, nie wprowadzaj\u0105c szum\u00f3w.<\/p>\r\n        <div class=\"bt-sound-bar\"><div class=\"bt-sound-bar-fill\" style=\"width:84%\"><\/div><\/div>\r\n      <\/div>\r\n    <\/div>\r\n    <div class=\"bt-verdict-box bt-reveal\">\r\n      <div class=\"bt-verdict-item\">\r\n        <div class=\"bt-verdict-icon\">\ud83c\udfaf<\/div>\r\n        <div>\r\n          <strong>Dojrza\u0142y & Dynamiczny<\/strong>\r\n          <p>Przy \u015bredniej g\u0142o\u015bno\u015bci brzmi niezwykle pewnie. Zapas dynamiki, jakiego nie spodziewasz si\u0119 w tej cenie.<\/p>\r\n        <\/div>\r\n      <\/div>\r\n      <div class=\"bt-verdict-item\">\r\n        <div class=\"bt-verdict-icon\">\ud83d\udcfb<\/div>\r\n        <div>\r\n          <strong>Bluetooth 5.0 bez kompromis\u00f3w<\/strong>\r\n          <p>Stabilne po\u0142\u0105czenie do 15 metr\u00f3w. Brak przerw, brak op\u00f3\u017anie\u0144 \u2014 czysty d\u017awi\u0119k z telefonu i PC.<\/p>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <!-- \u2550\u2550 POR\u00d3WNANIE \u2550\u2550 -->\r\n  <div class=\"bt-section bt-reveal\">\r\n    <div class=\"bt-section-header\">\r\n      <div class=\"bt-label\">Por\u00f3wnanie modeli<\/div>\r\n      <h2>Dlaczego warto wybra\u0107 wersj\u0119 PRO?<\/h2>\r\n    <\/div>\r\n    <div class=\"bt-table-wrap\">\r\n      <table class=\"bt-table\">\r\n        <thead>\r\n          <tr>\r\n            <th>Funkcja<\/th>\r\n            <th>Fosi BT30D (Podstawowa)<\/th>\r\n            <th class=\"bt-highlight\">Fosi BT30D PRO<\/th>\r\n            <th>Werdykt<\/th>\r\n          <\/tr>\r\n        <\/thead>\r\n        <tbody>\r\n          <tr>\r\n            <td>Uk\u0142ad wzmacniacza<\/td>\r\n            <td>TPA3116D2<\/td>\r\n            <td class=\"bt-highlight\">2\u00d7 TPA3255<\/td>\r\n            <td>PRO gra czysto i z wi\u0119ksz\u0105 moc\u0105<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Moc maks.<\/td>\r\n            <td>200W<\/td>\r\n            <td class=\"bt-highlight\">540W<\/td>\r\n            <td>PRO posiada ogromny zapas mocy (headroom)<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>SNR (Stosunek sygna\u0142u do szumu)<\/td>\r\n            <td>98 dB<\/td>\r\n            <td class=\"bt-highlight\">108 dB<\/td>\r\n            <td>PRO jest absolutnie cichy \u2014 zero szum\u00f3w<\/td>\r\n          <\/tr>\r\n          <tr>\r\n            <td>Jako\u015b\u0107 wykonania<\/td>\r\n            <td>Standardowa<\/td>\r\n            <td class=\"bt-highlight\">Pe\u0142na obudowa z aluminium<\/td>\r\n            <td>PRO sprawia wra\u017cenie sprz\u0119tu klasy premium<\/td>\r\n          <\/tr>\r\n        <\/tbody>\r\n      <\/table>\r\n    <\/div>\r\n    <div class=\"bt-verdict-banner bt-reveal\">\r\n      <span class=\"bt-verdict-banner-icon\">\ud83c\udfc6<\/span>\r\n      <p><strong>Werdykt:<\/strong> Za niewielk\u0105 r\u00f3\u017cnic\u0119 w cenie otrzymujesz dwukrotnie wi\u0119ksz\u0105 moc, o 10 dB ni\u017cszy poziom szum\u00f3w i obudow\u0119 z litego aluminium. PRO to nie tylko chwyt marketingowy \u2014 to prawdziwy upgrade.<\/p>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <!-- \u2550\u2550 PERFECT SETUP \u2550\u2550 -->\r\n  <div class=\"bt-section bt-reveal\">\r\n    <div class=\"bt-section-header\">\r\n      <div class=\"bt-label\">Rekomendowana konfiguracja<\/div>\r\n      <h2>\u201ePerfect Setup\u201d<\/h2>\r\n      <p>Wznie\u015b swoje wra\u017cenia na wy\u017cszy poziom. Wypr\u00f3buj ten sprawdzony tor audio.<\/p>\r\n    <\/div>\r\n    <div class=\"bt-setup-chain\">\r\n      <div class=\"bt-setup-step\">\r\n        <span class=\"bt-setup-num\">01<\/span>\r\n        <h4>DAC (Przetwornik)<\/h4>\r\n        <p>SMSL SU-1 \u2014 jeszcze czystszy sygna\u0142 z PC ni\u017c przez standardowy Bluetooth<\/p>\r\n      <\/div>\r\n      <div class=\"bt-setup-step bt-active\">\r\n        <span class=\"bt-setup-num\">02<\/span>\r\n        <h4>Wzmacniacz<\/h4>\r\n        <p>Fosi BT30D PRO \u2014 serce Twojego zestawu<\/p>\r\n      <\/div>\r\n      <div class=\"bt-setup-step\">\r\n        <span class=\"bt-setup-num\">03<\/span>\r\n        <h4>G\u0142o\u015bniki<\/h4>\r\n        <p>Kanto YU Passive 5.25\" \u2014 doskona\u0142a synergia na Twoje biurko<\/p>\r\n      <\/div>\r\n      <div class=\"bt-setup-step\">\r\n        <span class=\"bt-setup-num\">04<\/span>\r\n        <h4>Subwoofer<\/h4>\r\n        <p>Dowolny pasywny przetwornik 2\u20138 \u03a9 \u2014 BT30D PRO zrobi z niego basow\u0105 besti\u0119<\/p>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <!-- \u2550\u2550 TECH SPECS \u2550\u2550 -->\r\n  <div class=\"bt-section bt-reveal\">\r\n    <div class=\"bt-section-header\">\r\n      <div class=\"bt-label\">Specyfikacja techniczna<\/div>\r\n      <h2>Uk\u0142ad, moc i wyposa\u017cenie<\/h2>\r\n      <p>W cenie zwyk\u0142ych plastikowych g\u0142o\u015bnik\u00f3w otrzymujesz technologi\u0119 stosowan\u0105 przez marki Hi-Fi w wielokrotnie dro\u017cszym sprz\u0119cie.<\/p>\r\n    <\/div>\r\n    <div class=\"bt-specs-grid\">\r\n      <div class=\"bt-spec-item bt-reveal bt-reveal-d1\">\r\n        <div class=\"bt-spec-dot\"><\/div>\r\n        <div><h4>Chipset<\/h4><p>2\u00d7 Texas Instruments TPA3255 \u2014 czo\u0142\u00f3wka w klasie D<\/p><\/div>\r\n      <\/div>\r\n      <div class=\"bt-spec-item bt-reveal bt-reveal-d2\">\r\n        <div class=\"bt-spec-dot\"><\/div>\r\n        <div><h4>Moc wyj\u015bciowa<\/h4><p>165 W \u00d7 2 (stereo) + 350 W (subwoofer) przy 4 \u03a9<\/p><\/div>\r\n      <\/div>\r\n      <div class=\"bt-spec-item bt-reveal bt-reveal-d1\">\r\n        <div class=\"bt-spec-dot\"><\/div>\r\n        <div><h4>Wej\u015bcia<\/h4><p>Bluetooth 5.0 (zasi\u0119g 15 m), RCA<\/p><\/div>\r\n      <\/div>\r\n      <div class=\"bt-spec-item bt-reveal bt-reveal-d2\">\r\n        <div class=\"bt-spec-dot\"><\/div>\r\n        <div><h4>Wyj\u015bcia<\/h4><p>Zaciski g\u0142o\u015bnikowe (pasywne), zaciski dla pasywnego subwoofera, 3.5 mm Pre-out<\/p><\/div>\r\n      <\/div>\r\n      <div class=\"bt-spec-item bt-reveal bt-reveal-d1\">\r\n        <div class=\"bt-spec-dot\"><\/div>\r\n        <div><h4>Zniekszta\u0142cenia (THD)<\/h4><p>\u2264 0,03% \u2014 krystalicznie czysty d\u017awi\u0119k<\/p><\/div>\r\n      <\/div>\r\n      <div class=\"bt-spec-item bt-reveal bt-reveal-d2\">\r\n        <div class=\"bt-spec-dot\"><\/div>\r\n        <div><h4>Zasilanie<\/h4><p>Zasilacz 32V\/5A w zestawie \u00b7 obs\u0142uga do 48V dla maksymalnej wydajno\u015bci<\/p><\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <!-- \u2550\u2550 HOW TO USE \u2550\u2550 -->\r\n  <div class=\"bt-section bt-reveal\">\r\n    <div class=\"bt-section-header\">\r\n      <div class=\"bt-label\">Instalacja<\/div>\r\n      <h2>Konfiguracja w 2 minuty<\/h2>\r\n      <p>Przygotuj si\u0119 na dreszcze emocji. Trzy kroki i gotowe.<\/p>\r\n    <\/div>\r\n    <div class=\"bt-steps\">\r\n      <div class=\"bt-step\">\r\n        <div class=\"bt-step-num\">01<\/div>\r\n        <div class=\"bt-step-content\">\r\n          <h4>Pod\u0142\u0105cz kable<\/h4>\r\n          <p>Pod\u0142\u0105cz g\u0142o\u015bniki do tylnych zacisk\u00f3w. Zalecamy wtyki bananowe dla czystego i pewnego po\u0142\u0105czenia.<\/p>\r\n        <\/div>\r\n      <\/div>\r\n      <div class=\"bt-step\">\r\n        <div class=\"bt-step-num\">02<\/div>\r\n        <div class=\"bt-step-content\">\r\n          <h4>Wybierz \u017ar\u00f3d\u0142o d\u017awi\u0119ku<\/h4>\r\n          <p>Po\u0142\u0105cz z PC za pomoc\u0105 kabla RCA lub sparuj przez Bluetooth \u2014 w telefonie zobaczysz \u201eFosi Audio BT30D PRO\u201d.<\/p>\r\n        <\/div>\r\n      <\/div>\r\n      <div class=\"bt-step\">\r\n        <div class=\"bt-step-num\">03<\/div>\r\n        <div class=\"bt-step-content\">\r\n          <h4>Dostosuj basy<\/h4>\r\n          <p>Ustaw SUB FREQ na ok. 80\u2013100 Hz i dostosuj g\u0142o\u015bno\u015b\u0107 subwoofera wed\u0142ug w\u0142asnych upodoba\u0144. Gotowe.<\/p>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <!-- \u2550\u2550 RECENZJE \u2550\u2550 -->\r\n  <div class=\"bt-section bt-reveal\">\r\n    <div class=\"bt-section-header\">\r\n      <div class=\"bt-label\">Opinie klient\u00f3w<\/div>\r\n      <h2>Zweryfikowane opinie<\/h2>\r\n    <\/div>\r\n    <div class=\"bt-reviews-grid\">\r\n      <div class=\"bt-review bt-reveal bt-reveal-d1\">\r\n        <div class=\"bt-review-stars\">\u2605\u2605\u2605\u2605\u2605<\/div>\r\n        <p class=\"bt-review-text\">\u201eNie spodziewa\u0142em si\u0119, \u017ce co\u015b tak ma\u0142ego potrafi tak nap\u0119dzi\u0107 moje stare kolumny tr\u00f3jdro\u017cne. Ta zwrotnica dla subwoofera to genialna rzecz.\u201d<\/p>\r\n        <span class=\"bt-review-author\">Marek <span>\u00b7 pasjonat Hi-Fi<\/span><\/span>\r\n      <\/div>\r\n      <div class=\"bt-review bt-reveal bt-reveal-d2\">\r\n        <div class=\"bt-review-stars\">\u2605\u2605\u2605\u2605\u2605<\/div>\r\n        <p class=\"bt-review-text\">\u201eNajlepsza inwestycja w m\u00f3j home office w ci\u0105gu ostatniego roku. Przez Bluetooth \u0142\u0105cz\u0119 si\u0119 od razu po przyj\u015bciu do biurka. D\u017awi\u0119k jest czysty jak \u0142za.\u201d<\/p>\r\n        <span class=\"bt-review-author\">Piotr <span>\u00b7 programista<\/span><\/span>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <!-- \u2550\u2550 FAQ \u2550\u2550 -->\r\n  <div class=\"bt-section bt-reveal\">\r\n    <div class=\"bt-section-header\">\r\n      <div class=\"bt-label\">Cz\u0119sto zadawane pytania<\/div>\r\n      <h2>FAQ<\/h2>\r\n    <\/div>\r\n    <div class=\"bt-faq\">\r\n      <div class=\"bt-faq-item\">\r\n        <button class=\"bt-faq-q\" onclick=\"btToggle(this)\">\r\n          Czy nadaje si\u0119 do PC?\r\n          <span class=\"bt-faq-icon\">+<\/span>\r\n        <\/button>\r\n        <div class=\"bt-faq-a\">Tak, to jego najcz\u0119stsze zastosowanie. Zast\u0119puje s\u0142abej jako\u015bci karty d\u017awi\u0119kowe \u2014 przez RCA lub Bluetooth otrzymasz znacznie czystszy d\u017awi\u0119k ni\u017c z wbudowanego uk\u0142adu p\u0142yty g\u0142\u00f3wnej.<\/div>\r\n      <\/div>\r\n      <div class=\"bt-faq-item\">\r\n        <button class=\"bt-faq-q\" onclick=\"btToggle(this)\">\r\n          Czy potrzebuj\u0119 specjalnego subwoofera?\r\n          <span class=\"bt-faq-icon\">+<\/span>\r\n        <\/button>\r\n        <div class=\"bt-faq-a\">Nie. Mo\u017cesz pod\u0142\u0105czy\u0107 zar\u00f3wno pasywny (sama obudowa z g\u0142o\u015bnikiem, 2\u20138 \u03a9), jak i aktywny subwoofer (przez Pre-out 3.5 mm). BT30D PRO poradzi sobie z oboma bez zewn\u0119trznego wzmacniacza.<\/div>\r\n      <\/div>\r\n      <div class=\"bt-faq-item\">\r\n        <button class=\"bt-faq-q\" onclick=\"btToggle(this)\">\r\n          Czy Bluetooth dzia\u0142a przez \u015bcian\u0119?\r\n          <span class=\"bt-faq-icon\">+<\/span>\r\n        <\/button>\r\n        <div class=\"bt-faq-a\">Bluetooth 5.0 ma stabilny zasi\u0119g ok. 15 metr\u00f3w w otwartej przestrzeni. Przez jedn\u0105 standardow\u0105 \u015bcian\u0119 mo\u017cna oczekiwa\u0107 zasi\u0119gu 8\u201310 metr\u00f3w bez zak\u0142\u00f3ce\u0144.<\/div>\r\n      <\/div>\r\n      <div class=\"bt-faq-item\">\r\n        <button class=\"bt-faq-q\" onclick=\"btToggle(this)\">\r\n          Jaki zasilacz znajduje si\u0119 w zestawie?\r\n          <span class=\"bt-faq-icon\">+<\/span>\r\n        <\/button>\r\n        <div class=\"bt-faq-a\">W zestawieni znajduje si\u0119 zasilacz 32V\/5A. Urz\u0105dzenie obs\u0142uguje zasilanie do 48V dla ekstremalnej wydajno\u015bci \u2014 wystarczy dokupi\u0107 kompatybilny zasilacz, aby odblokowa\u0107 pe\u0142ny potencja\u0142 wzmacniacza.<\/div>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <!-- \u2550\u2550 FINAL CTA \u2550\u2550 -->\r\n  <div class=\"bt-final-cta bt-reveal\">\r\n    <h2>Przesta\u0144 tylko czyta\u0107 o dobrym d\u017awi\u0119ku.<\/h2>\r\n    <p>Fosi Audio BT30D PRO to najprostsza i najbardziej przyst\u0119pna cenowo droga do przekszta\u0142cenia Twojego biurka w prywatne studio.<\/p>\r\n    <div class=\"bt-final-cta-btns\">\r\n      <a href=\"#\" class=\"bt-btn-primary\">\ud83d\uded2 Dodaj do koszyka<\/a>\r\n      <a href=\"\/pl\/produkt\/fosi-audio-bt20a-pro\/\" class=\"bt-btn-secondary\">Wi\u0119cej o FOSI AUDIO BT20A PRO<\/a>\r\n    <\/div>\r\n    <div class=\"bt-final-trust\">\r\n      <span class=\"bt-final-trust-item\">\ud83d\ude9a Dostawa w 24\/48h<\/span>\r\n      <span class=\"bt-final-trust-item\">\ud83d\udd01 14 dni na zwrot<\/span>\r\n      <span class=\"bt-final-trust-item\">\ud83d\udee1 24 mies. gwarancji<\/span>\r\n      <span class=\"bt-final-trust-item\">\ud83d\udce6 W magazynie<\/span>\r\n    <\/div>\r\n  <\/div>\r\n\r\n<\/div>\r\n\r\n<script>\r\n  function btToggle(btn) {\r\n    const item = btn.closest('.bt-faq-item');\r\n    const wasOpen = item.classList.contains('bt-open');\r\n    document.querySelectorAll('.bt-faq-item.bt-open').forEach(el => el.classList.remove('bt-open'));\r\n    if (!wasOpen) item.classList.add('bt-open');\r\n  }\r\n\r\n  (function() {\r\n    const els = document.querySelectorAll('.bt-reveal');\r\n    if (!('IntersectionObserver' in window)) { els.forEach(el => el.classList.add('bt-visible')); return; }\r\n    const obs = new IntersectionObserver((entries) => {\r\n      entries.forEach(entry => { if (entry.isIntersecting) { entry.target.classList.add('bt-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('.bt-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><strong>Kompaktowa bestia, kt\u00f3ra obudzi Twoje g\u0142o\u015bniki.<\/strong><\/p>\n<p>\u201eD\u017awi\u0119k, kt\u00f3ry dot\u0105d nale\u017ca\u0142 do kategorii 2000 z\u0142, teraz zmie\u015bcisz w d\u0142oni.\u201d<\/p>\n","protected":false},"featured_media":2708,"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-2717","product","type-product","status-publish","has-post-thumbnail","product_brand-fosi-audio","product_cat-wzmacniacze","first","instock","sale","shipping-taxable","purchasable","product-type-simple"],"acf":[],"_links":{"self":[{"href":"https:\/\/deskaudio.eu\/pl\/wp-json\/wp\/v2\/product\/2717","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=2717"}],"version-history":[{"count":6,"href":"https:\/\/deskaudio.eu\/pl\/wp-json\/wp\/v2\/product\/2717\/revisions"}],"predecessor-version":[{"id":3121,"href":"https:\/\/deskaudio.eu\/pl\/wp-json\/wp\/v2\/product\/2717\/revisions\/3121"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/deskaudio.eu\/pl\/wp-json\/wp\/v2\/media\/2708"}],"wp:attachment":[{"href":"https:\/\/deskaudio.eu\/pl\/wp-json\/wp\/v2\/media?parent=2717"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/deskaudio.eu\/pl\/wp-json\/wp\/v2\/product_brand?post=2717"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/deskaudio.eu\/pl\/wp-json\/wp\/v2\/product_cat?post=2717"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/deskaudio.eu\/pl\/wp-json\/wp\/v2\/product_tag?post=2717"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}