Feature: 1. STRONG COMPATIBILITY AND CONVENIENT APP CONTROL: Audio inputs support BT, for , U disk, and USB sound card. Supports functions of the for Wuzhi Audio APP, allowing you to modify the BT name and set a BT password.2. BT CONNECTION: BT 5.0 version for longer transmission distance. It can transmit up to 10 meters in an open environment. If your playback device does not have BT, you can still input audio through the 3.5mm headphone jack. It also supports U disk and USB sound card input, making it even more convenient to use. 3. EXCELLENT SOUND OUTPUT: The digital amplifier board guarantees sound reproduction, allowing you to enjoy an immersive audio experience. 4. SAFETY : This amplifier board has against reverse connection, overheating, overcurrent, and short circuits. 5. COMPACT AND VERSATILE: The BT amplifier board is small in size, making it easy to install and suitable for various audio applications such as DIY speakers, sound systems, and multimedia projects. Specification: Item Type: Audio Power Amplifier Module Package List: 1 x Main Module 1 x Power Interface Accessory 5 x Knob 2 x Protective Shell 12 x Screw 4 x Accessory 1 x Screwdriver |