Fosi Audio BT20A Bluetooth 5.0 2 Channel Amplifier Stereo Amp Receiver Class D
Model: BT20A. BT20A Bluetooth Amplifier x1. No pop, no audible noise when Bluetooth connection is established;. Advanced circuitry design, built-in speakers protection circuit, best for. Power amplifier chip: TPA3116D2 2 NE5532 2.