Bluetooth 5.0 HIFI 2x50W Stereo Amplifier Support USB

Bluetooth 5.0 lossless transmission. Stable signal, long transmission distance (up to 12m), intelligently compatible with 99 percent of devices. Pure copper gold-plated terminals to strength the stability and accuracy of audio transmission signal. Proper size and attractive appearance. Supports multiple inputs (aux/usb/bluetooth/usb stick/tf card). The usb port supports both computers (no driver is required) and phones, pad (with otg function), it can provide you almost all methods that you want to enjoy your music. It offers you great listening experience even at a very low price, the volume knob adopts expensive encoders instead of normal potentiometer to avoid noise when adjusting volume. Hifi clear and clarity sound, no audible noise, our engineer spent a lot of time and efforts to optimize the circuit to ensure it has no noise even at the maximum output power. Package included 1 x amplifier(power supply not included).