Apm2.5/2.6/2.8 Pixhawk PIX 2.43 Bluetooth Module Bluetooth Data Link(For APM) Typical -80dBm sensitivity. Up to +4dBm RF transmit power. UART interface with programmable baud rate. Auto-connect to the last device on power as default. Permit pairing device to connect as default. Integrated antenna. This item shipped for Apm. Product From China (KK872)