{"product_id":"fosi-audio-bt30d-pro-bluetooth-5-0-2-1-channel-class-d-amplifier-with-tpa3255-chip-subwoofer-output-and-high-power-performance","title":"Fosi Audio BT30D Pro Bluetooth 5.0 2.1 Channel Class-D Amplifier with TPA3255 Chip, Subwoofer Output, and High-Power Performance","description":"\u003cp data-start=\"214\" data-end=\"508\"\u003eThe Fosi Audio BT30D Pro is a high-performance \u003cstrong data-start=\"261\" data-end=\"296\"\u003e2.1 channel Bluetooth amplifier\u003c\/strong\u003e designed for home audio systems that require both stereo speakers and a dedicated subwoofer. It combines strong output power, flexible connectivity, and precise bass control in a compact desktop-friendly design.\u003c\/p\u003e\n\u003cp data-start=\"510\" data-end=\"793\"\u003ePowered by \u003cstrong data-start=\"521\" data-end=\"579\"\u003edual Texas Instruments TPA3255 Class-D amplifier chips\u003c\/strong\u003e, the BT30D Pro delivers up to \u003cstrong data-start=\"610\" data-end=\"668\"\u003e165W × 2 for stereo channels + 350W for subwoofer (4Ω)\u003c\/strong\u003e, providing powerful and dynamic sound suitable for music, movies, and gaming setups. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"795\" data-end=\"997\"\u003eIt supports both \u003cstrong data-start=\"812\" data-end=\"829\"\u003eBluetooth 5.0\u003c\/strong\u003e and \u003cstrong data-start=\"834\" data-end=\"847\"\u003eRCA input\u003c\/strong\u003e, allowing easy wireless streaming from smartphones and wired connection to DACs, TVs, or other audio sources. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"999\" data-end=\"1296\"\u003eA standout feature is its \u003cstrong data-start=\"1025\" data-end=\"1063\"\u003ededicated subwoofer control system\u003c\/strong\u003e, including separate knobs for \u003cstrong data-start=\"1094\" data-end=\"1128\"\u003esubwoofer frequency (0–300 Hz)\u003c\/strong\u003e and \u003cstrong data-start=\"1133\" data-end=\"1153\"\u003esubwoofer volume\u003c\/strong\u003e, giving users precise control over bass response—something rarely found in compact amps at this price. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1298\" data-end=\"1535\"\u003eThe amplifier also includes \u003cstrong data-start=\"1326\" data-end=\"1359\"\u003ebass and treble tone controls\u003c\/strong\u003e, a \u003cstrong data-start=\"1363\" data-end=\"1374\"\u003epre-out\u003c\/strong\u003e, and support for both \u003cstrong data-start=\"1397\" data-end=\"1430\"\u003epassive and active subwoofers\u003c\/strong\u003e, making it highly flexible for building a full 2.1 Hi-Fi system. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1537\" data-end=\"1791\"\u003eBuilt with a durable all-metal chassis and efficient Class-D design, it maintains good thermal performance, though higher voltage power supplies (e.g., 48V) may require additional cooling for sustained high output. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"1793\" data-end=\"1796\"\u003e\n\u003ch2 data-section-id=\"155rk9w\" data-start=\"1798\" data-end=\"1830\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1801\" data-end=\"1828\"\u003ePerformance Highlights:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1831\" data-end=\"2052\"\u003e• 2.1 channel amplifier (stereo + dedicated subwoofer output)\u003cbr data-start=\"1892\" data-end=\"1895\"\u003e• High output: 165W × 2 + 350W @ 4Ω\u003cbr data-start=\"1930\" data-end=\"1933\"\u003e• Dual TPA3255 Class-D amplifier chips\u003cbr data-start=\"1971\" data-end=\"1974\"\u003e• Bluetooth 5.0 + RCA input\u003cbr data-start=\"2001\" data-end=\"2004\"\u003e• Subwoofer frequency and volume control knobs\u003c\/p\u003e\n\u003chr data-start=\"2054\" data-end=\"2057\"\u003e\n\u003ch2 data-section-id=\"7p9fey\" data-start=\"2059\" data-end=\"2097\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2062\" data-end=\"2097\"\u003eWhy You Should Buy This Product\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2099\" data-end=\"2361\"\u003e• ⭐ Best budget solution for a full 2.1 Hi-Fi system\u003cbr data-start=\"2151\" data-end=\"2154\"\u003e• ⭐ Strong bass control with dedicated subwoofer tuning\u003cbr data-start=\"2209\" data-end=\"2212\"\u003e• ⭐ Much more powerful than standard Bluetooth amps\u003cbr data-start=\"2263\" data-end=\"2266\"\u003e• ⭐ Compact but capable of driving serious speakers\u003cbr data-start=\"2317\" data-end=\"2320\"\u003e• ⭐ Great for movies, gaming, and music\u003c\/p\u003e\n\u003chr data-start=\"2363\" data-end=\"2366\"\u003e\n\u003ch2 data-section-id=\"1j5qwet\" data-start=\"2368\" data-end=\"2387\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2371\" data-end=\"2387\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2389\" data-end=\"2755\"\u003e• 2.1 channel Class-D amplifier (TPA3255)\u003cbr data-start=\"2430\" data-end=\"2433\"\u003e• Bluetooth 5.0 wireless streaming\u003cbr data-start=\"2467\" data-end=\"2470\"\u003e• RCA stereo input\u003cbr data-start=\"2488\" data-end=\"2491\"\u003e• Speaker outputs (binding posts)\u003cbr data-start=\"2524\" data-end=\"2527\"\u003e• Passive subwoofer output + pre-out\u003cbr data-start=\"2563\" data-end=\"2566\"\u003e• Subwoofer frequency (0–300 Hz) control\u003cbr data-start=\"2606\" data-end=\"2609\"\u003e• Subwoofer volume control\u003cbr data-start=\"2635\" data-end=\"2638\"\u003e• Bass and treble tone controls\u003cbr data-start=\"2669\" data-end=\"2672\"\u003e• Replaceable op-amps (advanced tuning)\u003cbr data-start=\"2711\" data-end=\"2714\"\u003e• Aluminum chassis with passive cooling\u003c\/p\u003e\n\u003chr data-start=\"2757\" data-end=\"2760\"\u003e\n\u003ch2 data-section-id=\"id1bjs\" data-start=\"2762\" data-end=\"2793\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2765\" data-end=\"2793\"\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2795\" data-end=\"2901\"\u003e\u003cstrong data-start=\"2795\" data-end=\"2806\"\u003eGeneral\u003c\/strong\u003e\u003cbr data-start=\"2806\" data-end=\"2809\"\u003e• Product Type: 2.1 Channel Bluetooth Amplifier\u003cbr data-start=\"2856\" data-end=\"2859\"\u003e• Brand: Fosi Audio\u003cbr data-start=\"2878\" data-end=\"2881\"\u003e• Model: BT30D Pro\u003c\/p\u003e\n\u003cp data-start=\"2903\" data-end=\"3354\"\u003e\u003cstrong data-start=\"2903\" data-end=\"2926\"\u003eAudio \u0026amp; Performance\u003c\/strong\u003e\u003cbr data-start=\"2926\" data-end=\"2929\"\u003e• Amplifier Type: Class-D (TPA3255 ×2)\u003cbr data-start=\"2967\" data-end=\"2970\"\u003e• Output Power:\u003cbr data-start=\"2985\" data-end=\"2988\"\u003e • 165W × 2 (stereo) + 350W (subwoofer) @ 4Ω \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"3070\" data-end=\"3073\"\u003e• Frequency Response: 20 Hz – 20 kHz (±1 dB) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"3155\" data-end=\"3158\"\u003e• THD: ≤0.03% \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"3209\" data-end=\"3212\"\u003e• Signal-to-Noise Ratio: ≥108 dB \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"3282\" data-end=\"3285\"\u003e• Speaker Impedance: 2 – 8Ω \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"3356\" data-end=\"3493\"\u003e\u003cstrong data-start=\"3356\" data-end=\"3372\"\u003eConnectivity\u003c\/strong\u003e\u003cbr data-start=\"3372\" data-end=\"3375\"\u003e• Bluetooth: Yes (Bluetooth 5.0, ~10–15 m range) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"3463\" data-end=\"3466\"\u003e• Wired Input: RCA stereo\u003c\/p\u003e\n\u003cp data-start=\"3495\" data-end=\"3612\"\u003e\u003cstrong data-start=\"3495\" data-end=\"3506\"\u003eOutputs\u003c\/strong\u003e\u003cbr data-start=\"3506\" data-end=\"3509\"\u003e• Speaker Output: Binding posts\u003cbr data-start=\"3540\" data-end=\"3543\"\u003e• Subwoofer Output: Passive subwoofer terminals\u003cbr data-start=\"3590\" data-end=\"3593\"\u003e• Pre-Out: 3.5 mm\u003c\/p\u003e\n\u003cp data-start=\"3614\" data-end=\"3733\"\u003e\u003cstrong data-start=\"3614\" data-end=\"3626\"\u003eControls\u003c\/strong\u003e\u003cbr data-start=\"3626\" data-end=\"3629\"\u003e• Volume: Yes\u003cbr data-start=\"3642\" data-end=\"3645\"\u003e• Bass \/ Treble: Yes\u003cbr data-start=\"3665\" data-end=\"3668\"\u003e• Subwoofer Frequency: Yes (0–300 Hz)\u003cbr data-start=\"3705\" data-end=\"3708\"\u003e• Subwoofer Volume: Yes\u003c\/p\u003e\n\u003cp data-start=\"3735\" data-end=\"3866\"\u003e\u003cstrong data-start=\"3735\" data-end=\"3744\"\u003ePower\u003c\/strong\u003e\u003cbr data-start=\"3744\" data-end=\"3747\"\u003e• Power Supply: 32V \/ 48V external adapter\u003cbr data-start=\"3789\" data-end=\"3792\"\u003e• DC Input Range: 19–36V typical \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"3868\" data-end=\"4031\"\u003e\u003cstrong data-start=\"3868\" data-end=\"3889\"\u003ePhysical \u0026amp; Design\u003c\/strong\u003e\u003cbr data-start=\"3889\" data-end=\"3892\"\u003e• Chassis: Full metal (aluminum)\u003cbr data-start=\"3924\" data-end=\"3927\"\u003e• Cooling: Passive (fanless)\u003cbr data-start=\"3955\" data-end=\"3958\"\u003e• Dimensions: ~6 × 5 × 1 inches \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"4033\" data-end=\"4036\"\u003e\n\u003ch2 data-section-id=\"rizf6l\" data-start=\"4038\" data-end=\"4053\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"4041\" data-end=\"4053\"\u003eIncluded\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"4055\" data-end=\"4257\"\u003e• 1 × Fosi Audio BT30D Pro Amplifier\u003cbr data-start=\"4091\" data-end=\"4094\"\u003e• 1 × Power Adapter (32V or 48V depending on bundle)\u003cbr data-start=\"4146\" data-end=\"4149\"\u003e• 1 × Bluetooth Antenna\u003cbr data-start=\"4172\" data-end=\"4175\"\u003e• 1 × AC Power Cable\u003cbr data-start=\"4195\" data-end=\"4198\"\u003e• 1 × User Manual\u003c\/p\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":52892718301503,"sku":"BT30D Pro","price":12999.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0014\/5942\/1272\/files\/51ai7X4dnLL._SL1500.jpg?v=1777726456","url":"https:\/\/audiomaxx.in\/products\/fosi-audio-bt30d-pro-bluetooth-5-0-2-1-channel-class-d-amplifier-with-tpa3255-chip-subwoofer-output-and-high-power-performance","provider":"Audiomaxx India","version":"1.0","type":"link"}