Size: 7.1x4.3CM
Fixed hole distance: 6.6x3.8CM
Bluetooth 5.0, support serial port change name password (The password defaults to 123456), support button shutdown / boot, support serial port to change the tone volume and off, support call off, power on, default volume maximum
TX, RX, GND: TTL serial port configuration 9600, N, 8, 1
Output maximum power 2x15W at 16V4A
When 12V4A, the output maximum power is 2x10W
8-22V power supply with reverse connection protection, support for laptop power adapter
M+ and M- are the positive and negative of the microphone
What's included:
1pcs 5.0 Bluetooth power amplifier board
If you have any questions, please feel free to contact us via ebay. We usually respond within 24 hours.