2 x 100W Class D Bluetooth Audio Amplifier Board - TSA7510B(TWS/Apt-X) TSA7800D You don't need to pair

You don't need to pair them each time you turn the amplifier board on

User can connect an external 10K potentiometer to control the audio volume

TSA8814 has Apt-X and TWS supported

304MHz square wave signal

Sampling Rate: 48KHz

2 x 100W Class D Bluetooth Audio Amplifier Board - TSA7510B(TWS/Apt-X) TSA7800D You don't need to pairTSA7510B is a 2x100W audio amplifier board with a new AudioB plus Bluetooth module that supports Apt X. It has perfect class D architecture(Based on TPA3221) and each channel has 100W power output. Both of 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 2,4 or 8 passive speakers. TSA7510 can also be connected with our TSA1000,TSA1010