2 x 100W + 200W 2.1 Channels Bluetooth Audio Amplifier Board - TSA7500B(Apt-X) TSA7600 And if you use screw

And if you use screw terminal

TSA7800B is a very flexible DSP/DAC/Amplifier combination board

Note1: You need to set the on-board switch to SPI when you program the module

the output becomes 200W

User can set audio tones/frequency of the output

2 x 100W + 200W 2.1 Channels Bluetooth Audio Amplifier Board - TSA7500B(Apt-X) TSA7600 And if you use screwTSA7500 2x100W + 220W 2. 1 channels audio amplifier board with AudioB pro Bluetooth module that supports Apt X. 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 passive