Corona 2.4Ghz DSSS Futaba module replacement system.
The Corona 2.4Ghz system replaces the standard Futaba module on most Futaba PPM systems equipped with an FM module.

Spec.
Size: 37mm*59mm*22mm
Voltage : 4.8 V - 6V
Range : more than 1500m
Operating current : 30 MA
Sensitivity : 100dbm
Latency : 22ms
Included.
Futaba 2.4Ghz Module
Antenna
2.4Ghz Receiver
*Please take note of the Rx and Tx versions. V1 and V2 are not compatible.Hobbyking