- Firmware upgradeable;
- One external analog telemetry port and one digital data-stream port (connect to FrSky Sensor Hub FSH-01);
- CPPM output and RSSI (PWM) - If CH3 and CH4 are connected by a jumper, CH1 will output CPPM for CH1~CH8, and CH2 will output RSSI (PWM);
- Lighter weight and physically smaller than D8R-IIplus & D6FR;
- Alarm warning on low voltage, poor reception, etc.