2 x 100W + 200W 2.1 Channels DSP Audio Amplifier Board - TSA8800A TSA8800A TSA3120A is the base board

TSA3120A is the base board of TSA3120B

TSA8800B will output Bluetooth audio source

1 channel audio amplifier board

LED: Blue LED fast blink)

2 x 100W + 200W 2.1 Channels DSP Audio Amplifier Board - TSA8800A TSA8800A TSA3120A is the base boardTSA8800A is a 2x100W + 200W 2. 1 channels DSP amplifier board. TSA8800A is a very flexible DSP DAC Amplifier combination board. It has perfect class D architecture(Based on TPA3221) and 2 channels have 100W power output and another one channel has 200W power output. All the channels are capable of outputting nominal power simultaneously and continuously. This board can be powered by any DC12V 30V power supply. It can be used to drive any 4 or 8