Futaba Receiver R304SB-E 4CH T-FHSS Car - Internal antenna

A new small and light 4 channel T-FHSS 2.4GHz receiver with telemetry (sensors available separately and are connected through the S.BUS2 port). The R304SB-E receiver has no external antenna so it's recomended for electric cars only.

T-FHSS 2.4GHz (Telemetry) receiver for T4PV, T4PLS, T4GRS, T4PX & T4PX-R
Internal antenna (for electric cars)
Size: L35 x W23.3 x H8.5/12.5 mm
Weight: 6.7 g
Power: 4.8-7.4V batteries (Voltage range: 3.5-8.4V)