2 x 100W Bluetooth+DSP Audio Amplifier Board - TSA8802B(Apt-X) Firmware type:TWS mode (Two boards can be linked together wirelessly) User can also change the

User can also change the DSP program to let the audio source selectable by an external switch

please refer to the data sheet of MAX98400A chip

repeat step1~step3 on the new TSA1453 board

The external LED port can be connected a LED to indicate the battery power level

2 x 100W Bluetooth+DSP Audio Amplifier Board - TSA8802B(Apt-X) Firmware type:TWS mode (Two boards can be linked together wirelessly) User can also change theTSA8802B 2x100W 2 channels Bluetooth+DSP amplifier board with an AudioB I2S Bluetooth module that supports Apt X. TSA8802B is a very flexible DSP DAC Amplifier combination board. It has perfect class D structure (Based on TPA3221) and 2 channels have 100W 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 2~8