K8 KBAR VBAR Gyro APM bluetooth Module Transeiver Helicopter Parts Description: Name:bluetooth Module-Adjust parameters, settings-For K8 KBAR VBAR Gyroscope & APMStep to connect:1) Connect the wiring, power up, while the device is not connected, the bluetooth module board has a white LED flashing 2) At PC side, search bluetooth device.3) Found name called LINVOR device 4) Connect it, & passcode is 12345) While connection is ok, you can see the LED become always on. Package Include:1xbluetooth Module