As the second R9 series receiver, R9 Slim includes all the advantages of the previous R9 long range receiver. Other than that, R9 slim has the lower latency and own the best compatibility with all the FrSky transmitters. The redundancy function ensures the security of your aircraft, and its tiny shape with the reduced weight must be the best choice in your competition.

900MHZ (Non-EU Version)/ 868MHZ(EU Version)
small and conveniently setup
Low latency and high precision
Support redundancy function
Smart Port enabled and support telemetry data transmission
Battery voltage detection
With RSSI output

Dimension: 30*13.5*5mm (L × W × H)
Weight: 3.2g

With RSSI Output: Analog 0~3.3V
Operating Voltage Range: DC 3.5V~10V
Operating Current: 100mA@5V
Operating Range: up to 10km or above
Firmware Upgradable
Compatibility: R9 series TX

Number of Channels:
R9 EU Version
R9M Mode:  Telemetry: 6/8CH, NO-telemetry Telemetry:  6/16CH