Product description
Arduino HC-05 HC-06 BT-06 Serial Port Bluetooth Module HC06 HC05 BT06 - PLEASE SELECT
Communication Method: Serial Communication
Master and slave mode can be switched
Transmission distance: 20 ~ 30m in free space
Operating voltage: 3.6 to 6Vdc.
Communication distance: 10 meters.
Full-duplex serial interface.
Communication format: Only supports 8 data bits, 1 stop bit, no parity.
Default baud rate: 9600 bps.
1) LED flashes = Bluetooth is not connected.
2) LED on = Bluetooth is connected.
1) RXD = Receive data (In) - Connect this pin to Arduino board's TXD pin.
2) TXD = Transmit data (Out) - Connect this pin to Arduino board's RXD pin.