Flysky 3ch 2.4g GR3E FS-GR3E Receiver for Rc Car Rc Boat work with FLYSKY radio FS-GT2, FS-GT2B, FS-GT3B, FS-GT3C Channels:3 Channels Model type:car/boat RF receiver sensitivity: -105dbm Modulation:GFSK System type:AFHDS