Item : Item Name: X6 Radio Transmitter with X6FG Receiver Model: X6-Transmitter, X6FG-Receiver Battery: 4 x AA(not included) Channel: 6CH Fit For: RC Car Boat Tank Model,such asjjrc q65,mn-90, go 16207,16208,16209,16210,14301,14302,14210,14209 and so on Modulation Mode: GFSK Spreading Mode: FHSS 67 channel -random frequency hopping Control Distance: 400-500 meters Remote Control Voltage Range: 4.8-12v Remote Control Working Current: 80-120mA Receiver Voltage Range: 3.3-10V Receiver Operating Current: 30mA RF Power: Less than 20dbm Data Resolution: 4096 levels, 0.5us per level Voltage Alarm: 7.4v|4.8v Transmission Frequency: 2.4GHz ISM band (2400MHz~2483.5MHz) Support Receiver: X6F/X6FG Receive X6FG RC Receiver: Channel: 6CH Model: Car/boat/tank Modulation Mode: GFSK Spread Spectrum: FHSS Control Distance: More than 400 meters Voltage Range: 3.3-10V Working Current: 30mA Compatible with: X6 Transmitter Colour:Black Material:ABS Package Contents: 1 x Remote control transmitter 1 x Receiver 1 x Connection cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.