Andoer Mini 20W+20W BT 5.0 Wireless Audio Digital Power Amplifier Mobilephone Control Stereo Board Amp black

This power amplifier is compact, easy to carry, and simple to use, dual channel stereo sound, without compromising sound quality. Features: Compatible with USB disk, playing mp3/wav music. High power rejection ratio, high AM rejection, high power conversion efficiency. Knob tuning, smooth feel, one button start/stop. App control , it can be used to switch audio input mode/play mode/sound effect. Fine sound quality. Mini size for easy carrying. Power reverse connection protections, short circuit protections, self recovery overheat protections. Support active and passive speakers. Specifications: Main color: black BT: 5.0 Audio input mode: BT / AUX / USB-C disk / USB-C sound card Transmission distance: 15m Adaptation speaker: 30-200W 4 Ohm