79653 CH4 Transmitter 2 . 4 GHZ Super Response 4 Channel Radio2. 4G technology, FHSS 67 channels frequency hopping spread spectrum, highly resistant to anti jamming Receiver response time is 3ms, ensuring a fast response and better control Smooth and highly sensitive to control inputs and stable at distances of 400 500 meters Compatible with a variety of vehicles, suitable for RC cars, RC Boats and RC Tanks Features brake and fail safe, out of control protection function Each of the 3 channels can be set