{"product_id":"120w-high-power-mono-stereo-tpa3221-power-amplifier-board-hifi-digital-audio-amplifier-module","title":"120W High Power Mono Stereo TPA3221 Power Amplifier Board HiFi Digital Audio Amplifier Module","description":"\u003cp\u003e\u003cb\u003e120W High Power Mono Stereo TPA3221 Power Amplifier Board HiFi Digital Audio Amplifier Module\u003cbr\u003e\u003cbr\u003eSpecification:\u003c\/b\u003e\u003cbr\u003e- Power amplifier type: mono class D HiFi digital power amplifier board\u003cbr\u003e- Power amplifier chip model: for TI advanced TPA3221D2DDVR high definition class D power amplifier IC\u003cbr\u003e- SNR: 108dB\u003cbr\u003e- Distortion: \u0026lt;0.02%, THD+N 1kHz\u003cbr\u003e- Gain: 30dB\u003cbr\u003e- Supported speaker impedance: 2 - 8ohms\u003cbr\u003e- Output power: max. 1 x 120W\u003cbr\u003e- Channel number: mono stereo\u003cbr\u003e- Power supply voltage\/current: DC9 - 17V, 3A above (The charger is likely not functioning properly, please use a power adapter or switch power supply.)\u003cbr\u003e- Audio source input: XH2.54\u003cbr\u003e- Size: 80 x 37mm\u003cbr\u003e\u003cbr\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003cbr\u003e- HiFi power amplifier chip, low-noise power supply design, rigorous power amplifier board design, luxurious materials, and added dedicated protection chip.\u003cbr\u003e- The PCB uses TG150 high-temperature characteristic board, and the immersion gold process makes the product more beautiful and durable; Matte blackboard looks better (note that the color of the board does not affect its performance).\u003cbr\u003e- HiFi grade electronic materials: low-temperature drift high-precision resistors are used for the sound path patch. All surface mount capacitors are made of at least X7R material. Large volume MLCC capacitors for power supply, for NIPPON ultra-low impedance large capacitors, for WIMA, EVOX and other HiFi film capacitors are used.\u003cbr\u003e- Using audio specific copper strip inductors, the sound is clear and transparent.\u003cbr\u003e- The whole machine adopts plug-in re-soldering technology, with smooth and firm solder joints, reducing the interference effect of the tip and making the sound quality purer.\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePackage Included:\u003c\/b\u003e\u003cbr\u003e- 1 x Power Amplifier Board\u003c\/p\u003e\u003cp\u003e\u003cimg style=\"width: 960px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/99577\/99577-01.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg style=\"width: 960px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/99577\/99577-02.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg style=\"width: 960px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/99577\/99577-03.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg style=\"width: 960px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/99577\/99577-04.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg style=\"width: 960px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/99577\/99577-05.jpg\"\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Thanksbuyer Online,SDR Radio, Testers and Measurement devices, Astronomy products, Audio Amplifer and Decoders","offers":[{"title":"Default Title","offer_id":41028743987249,"sku":"99577","price":30.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0578\/4790\/6353\/files\/1762392467-1.jpg?v=1780331568","url":"https:\/\/www.thanksbuyer.com\/cs\/products\/120w-high-power-mono-stereo-tpa3221-power-amplifier-board-hifi-digital-audio-amplifier-module","provider":"Thanksbuyer Online,SDR Radio, Testers and Measurement devices, Astronomy products,  Audio Amplifer and Decoders","version":"1.0","type":"link"}