Description: Item brand:Flysky Item number:FS-GR3E Frequency:2.4G Channel:3CH Model type:car/boat Modulation:GFSK Receiving sensitivity:-105dBm Band width:500KHZ Number of the bands:140 Antenna length:26mm(without copper tube) Size:one is 35*22*12mm Weight:one weight is about 5g Packaging weight:about 35g Color:transparent gray Power supply:4.0-6.5V The authentication: CE0678, FCC Fit for: FS-GT2,FS-GT2B,FS-GT2E,FS-GT2G,FS-GT2F,FS-GT3B.FS-GT3C,FS-iT4S,FS-i4X,FS-i6,FS-i6X,FS-CT6B,FS-T6,FS-TH9X,FS-TH9A.FS-TM10.FS-i8,FS-i10 transmitter Package included: 4X Flysky 2.4G 3CH FS-GR3E Receiver