{"product_id":"zk-mt21-2-1-channel-bluetooth-amplifier-board-mini-12v-24v-audio-amplifier-with-subwoofer-output-bass-treble-control-50w-50w-100w-diy-hifi-home-tv-amp-for-passive-speakers-size-zk-mt21","title":"ZK-MT21 2.1 Channel Bluetooth Amplifier Board – Mini 12V-24V Audio Amplifier with Subwoofer Output, Bass Treble Control 50W+50W+100W– DIY HiFi Home TV Amp for Passive Speakers - size: ZK-MT21","description":"\u003ch3\u003eAbout this item\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e【Big Power in Tiny Size】Drives left\/right speakers (≤50W each, 4-8Ω) plus subwoofer (≤100W). Perfect for bookshelf speakers, TV soundbars, or DIY boomboxes.\u003c\/li\u003e\n\u003cli\u003e【Dual Input Modes – Bluetooth \u0026amp; AUX】 Stream wirelessly via Bluetooth 5.0 (up to 33ft) or connect any device using the 3.5mm AUX input. Works with phones, TVs, computers, and more.\u003c\/li\u003e\n\u003cli\u003e【More Power with 24V Supply】 Runs on DC 12V-24V \/ 5A or above (power supply NOT included). Higher voltage = bigger sound. Users say 24V makes it \"room-shaking.\"\u003c\/li\u003e\n\u003cli\u003e【Full Tone Control Knobs】 Separate controls for master volume, sub level, sub frequency (20-200Hz), plus bass and treble for left\/right channels. Fine-tune your perfect sound.\u003c\/li\u003e\n\u003cli\u003e【Easy DIY Assembly】Comes with top\/bottom covers, 8 small screws, 5 knob caps, and a screwdriver. Barely gets warm even after hours of use. Great for reviving old speakers.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOverview\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem dimensions L x W x H:\u003c\/strong\u003e 3.54 x 3.66 x 0.87 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 12 volts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e HOCHANAN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Supply Voltage:\u003c\/strong\u003e 24 volts_of_direct_current\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Supply Voltage:\u003c\/strong\u003e 12 volts_of_direct_current\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HOCHANAN","offers":[{"title":"Default Title","offer_id":48341068546269,"sku":"B0GR44YFSK-size-zk-mt21","price":26.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0834\/3381\/6285\/files\/41g0ViLHs-L.jpg?v=1786045497","url":"https:\/\/listenora.us\/products\/zk-mt21-2-1-channel-bluetooth-amplifier-board-mini-12v-24v-audio-amplifier-with-subwoofer-output-bass-treble-control-50w-50w-100w-diy-hifi-home-tv-amp-for-passive-speakers-size-zk-mt21","provider":"Listenora","version":"1.0","type":"link"}