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.
Note: Before you use R9 Slim Long Range Receiver, please update the firmware of R9M module to get better performance. Download firmware Here