Digital TPA3110 2*15W Bluetooth 4.2 Stereo Audio Power Amplifier Board 12V~24V
Chip: TPA3110. 1 x TPA3110 12V-24V Bluetooth4.2 Digital Stereo Audio Power Amplifier Board 2 15W. Output power: 2 15W. Also note that monitor settings may vary from computer to computer and may distort actual colors.