The Futaba R404SBS-E F-4G T-FHSS 4-Channel 2.4Ghz Telemetry Receiver is a High Speed Response System for indoor surface models. This receiver is only compatible with the Futaba 10PX Transmitter. SR mode servos must be used when using SR mode. Use of normal servos may cause servo glitching. Never use the R404SBS-E in gas or nitro […]