{"product_id":"zk-ht21-bluetooth-amplifier-board-160w-2-220w-2-1-channel-subwoofer-audio-amplifier-dc-15-36v-hi-fi-bluetooth-module-tda7498e-chips-bt-usb-aux-input-size-large","title":"ZK-HT21 Bluetooth Amplifier Board, 160W×2+220W 2.1 Channel Subwoofer Audio Amplifier DC 15-36V Hi-Fi Bluetooth Module TDA7498E Chips BT\/USB\/AUX Input - size: Large","description":"\u003ch3\u003eAbout this item\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e【Massive 2.1 Channel Power Output】 Unleash the full potential of your sound system. The ZK-HT21 amplifier delivers a staggering 160W×2 for stereo channels and a dedicated 220W for your subwoofer. This Bluetooth Amplifier Board provides the raw power needed to drive even the most demanding passive speakers and heavy-duty subs with ease.\u003c\/li\u003e\n\u003cli\u003e【Versatile 3-in-1 Inputs】 Connectivity made simple. Whether you prefer the wireless freedom of Bluetooth 5.0, the classic reliability of a 3.5mm AUX cable, or playing high-quality lossless files directly via USB, this power amp module supports it all. Switch between sources effortlessly for a seamless listening experience.\u003c\/li\u003e\n\u003cli\u003e【Advanced Thermal Management】 Engineered for long-haul performance. Equipped with a high-grade large heatsink and a super-quiet cooling fan, the ZK-HT21 ensures optimal heat dissipation even during high-volume playback. Say goodbye to thermal throttling and hello to consistent, crystal-clear audio during extended jam sessions.\u003c\/li\u003e\n\u003cli\u003e【Total Audio Customization】 Take complete control over your acoustics. Featuring independent Treble and Bass adjustment knobs, you can fine-tune your music to match any genre. The dedicated subwoofer frequency and volume control allow you to dial in that deep, bass that makes your DIY speakers truly stand out.\u003c\/li\u003e\n\u003cli\u003e【Note】In the case of audio input and power supply voltage\/current is enough to have enough output power.The higher the supply voltage, the higher the output power.The lower the speaker impedance, the higher the output power.Please make sure that the power of the adapted power supply is greater than the actual working power of the amplifier\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JIAATGA","offers":[{"title":"Default Title","offer_id":48337182949597,"sku":"B0H325KF3W-size-large","price":54.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0834\/3381\/6285\/files\/41iXeFcMOxL.jpg?v=1785996588","url":"https:\/\/listenora.us\/products\/zk-ht21-bluetooth-amplifier-board-160w-2-220w-2-1-channel-subwoofer-audio-amplifier-dc-15-36v-hi-fi-bluetooth-module-tda7498e-chips-bt-usb-aux-input-size-large","provider":"Listenora","version":"1.0","type":"link"}