This is the Airtronics MX-3FHSS (Frequency Hopping Spread Spectrum)
2.4GHz Transmitter and 351FS 2.4ghz 3-Ch Receiver.
FEATURES:
18 model memory
Adjustable 70/30 throttle trigger
Large LCD screen displays;
Digital Trim Indicators (throttle and steering)
Battery, Fuel Tank
EPA Steering, Throttle, AUX
ARC Steering, Throttle
Sub Trim Steering Throttle
Servo Rev Steering, Throttle, AUX
Battery Voltage Display
Audio On/Off
Non-slip rubber steering wheel grip
Low battery warning
Charge jack for optional NiCd pack
Sound beep (on/off)
High performance micro 3 channel receiver
INCLUDES:
MX-3FHSS 2.4GHz Transmitter
2x SRM-102 Servo's
2.4 GHz Receiver
Switch harness
Receiver dry battery holder
Instruction manual
REQUIRES:
AA Batteries: Eight
SPECS:
Transmitter
Output power: 80 mW
Power supply: 8AA alkaline dry cells DC 12V or 8 cell NiCd pack
Weight: 14.46 oz
Frequency: 2.4 GHz ISM Band
Receiver
Frequency: 2.4 GHz ISM Band
Power supply: DC 4.8-6.0V
Weight: 0.51oz (14.5g)
Dimensions: 1.03"(L) x 1.18"(W) x .75"(H) (26mm x 30mm x 19mm)
Fail safe limit: fail safe will activate at 3.6V