{"product_id":"sinilink-xy-as21hpa-high-power-bt-digital-amplifier-board-2-1-channel-subwoofer-300w-2-600w-dual-tpa3255-chip-copy","title":"Sinilink XY-AS21HPA High-Power BT Digital Amplifier Board 2.1 Channel Subwoofer 300W*2+600W Dual TPA3255 Chip","description":"\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eSpecification:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eProduct Name: Bluetooth Audio Amplifier\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eProduct Model: XY-AS21HPA\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003ePower supply: DC19-51V\/10A or above\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eDC socket interface: 5.5-2.5mm\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eBluetooth version: 5.2\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eAudio input: Bluetooth+AUX+USB flash drive+USB sound card\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eBluetooth audio decoding: AAC SBC\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eUSB decoding: WAV, FLAC, APE, MP3\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eLeft and right channel output power:\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e30W+30W @ 8Ω\/24VDC\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e70W+70W @ 4Ω\/24VDC\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e80W+80W @ 8Ω\/36VDC\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e160W+ 160W@4 Ω\/36VDC\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e160W+ 160W@8 Ω\/50VDC\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e300W+ 300W@4 Ω\/50VDC\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eSubwoofer output power:\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e30W @ 8Ω\/24VDC\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e70W @ 4Ω\/24VDC\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e150W@2 Ω\/24VDC\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e80W @8Ω\/36VDC\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e160W@4 Ω\/36VDC\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e350W@ 2Ω\/36VDC\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e160W@8 Ω\/50VDC\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e300W@4 Ω\/50VDC\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e600W@ 2Ω\/50VDC\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eSize:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eIntegrated potentiometer: 124 * 124 * 32mm\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eIntegrated shell: 124 * 142 * 44mm\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eExternal potentiometer: 124 * 124 * 32mm\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e \u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e1. Adopting TPA3255 chip, audio power core, high efficiency, low power consumption, high-definition sound quality, and comprehensive protection mechanism.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e2. With protection function, reverse power protection is safer.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e3. Easy to use, independent tuning of high and low frequencies, more convenient to use.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e4. Low loss, using digital amplifier specific inductors for lower losses.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e5. Multiple decoding options, supporting Bluetooth audio decoding and USB flash drive decoding.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e \u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eProduct Introduction:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eThis model is designed with 2 original imported TPA3255 amplifier chips, with dual cores for greater stability. TPA3255 is a high-performance D-class power amplifier that has D-class efficiency and can deliver truly high-end sound quality. The device features advanced integrated feedback design and proprietary high-speed gate driver error correction function (PurePath HD). This technology enables devices to maintain ultra-low distortion across the entire audio frequency band while showcasing high-definition sound quality.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e \u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003ePackage included:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e1 x Power amplifier board\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0075\/8726\/6678\/files\/Screenshot_2025-07-06_at_9.49.02_AM.png?v=1751775572\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Inkocean Technologies","offers":[{"title":"Default Title","offer_id":47576952537318,"sku":"Open-HPA","price":6199.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0075\/8726\/6678\/files\/Screenshot2026-04-26at9.35.35AM.png?v=1777176608","url":"https:\/\/inkocean.in\/products\/sinilink-xy-as21hpa-high-power-bt-digital-amplifier-board-2-1-channel-subwoofer-300w-2-600w-dual-tpa3255-chip-copy","provider":"Inkocean Technologies","version":"1.0","type":"link"}