KO Propo KR-411FH 2.4GHz FH-SS Receiver

KO Propo KR-411FH 2.4GHz FH-SS Receiver. This is the KO Propo KR-411FH 2.4GHz FH-SS Receiver. The KR-411FH four channel micro receiver uses KO's Frequency Hopping Spread Spectrum system and is only compatible with the RF-903FH and RF-904FH modules. Receiver Features: •Input voltage 4.8-7.4V •Coaxial antenna wire for better range and noise filtering •Small Footprint 28x18.3mm •Quick binding •Fail Safe Function •4 Channel System •Operational lowest voltage 2.5V