2pz ZK-1001U 100W per modulo scheda amplificatore di potenza audio Bluetooth mono NUOVO
Product Model: 1001U. Audio Output: For Mono 100W. Amplifier chip: TPA3116D2. Audio input: Bluetooth + AUX + U disk + USB sound card. Bluetooth version: 5.3. If Bluetooth and AUX work fine, the problem is likely with the USB port.