Power Amplifier Board 2.1 Channel Knob Control TPA3255 Audio Power Amplifier Module DC16‑38V for Store Home Theater Speakers

About this item [Multiple Input Methods] Supports multiple input methods including BT 5.1 connection, AUX input, U disk input, USB sound card and double channel microphone input, meeting various input needs. [Connection] Supports MP3, mobile phone, computer, TV and other devices for input, with fast connection response speed, smoothly running, no delay or lag in transfer. High decoding output, ensuring clear sound quality, restoring sound details. [Knob Control] Using rotating encoder knob for 360° infinite tuning, supporting adjustment, subwoofer frequency adjustment, subwoofer volume adjustment, microphone volume adjustment, stereo high low note adjustment, and music volume adjustment. [TPA3255 Chip] Equipped with TPA3255 amplifier chip and built in filter, providing pure sound with clear and transparent high note, soft and delicate mid note, and amazing low note effect. [Multiple Conservation] Including reverse power connection, short circuit, self recovery overheat, etc., ensuring more and stable use, and providing a safer experience for users. › See more product details Product information Collapse All Expand All Item details ASIN B0DDQZJ8RX Model YDuupxe2mdg47n3ca Brand Name YDuupxe Manufacturer YDuupxe Warranty & Support Amazon.com Return Policy:Amazon.com Voluntary 30-Day Return Guarantee: You can return many items you have purchased within 30 days following delivery of the item to you. Our Voluntary 30-Day Return Guarantee does not affect your legal right of withdrawal in any way. You can find out more about the exceptions and conditions here. Product Warranty: For warranty information about this product, please click here Feedback Would you like to tell us about a lower price? Features & Specs Number of Channels 2