... 2.4GHz receiver Fail safe , quick recover signal SpecificationReceiver Model: WFR07SUse in:airplane, helicopter, glider, car, boat Band:2.400GHz-2. ... together.4. Automatic channel scan. Each WFLY 2.4GHz transmission equipment automatically scan the available channels, to ... that each WFLY 2.4GHz equipment is reliable and stronger anti-interference ability. WFLY 7 channels 2.4GHz Remote control receiver