Futaba R603FS receiver is a spread spectrum receiver developed specially to work with the Futaba PK-FSM2.4G module. With this combination, you are able to operate in Futaba's unique HRS (High Response System).
The features of the Futaba R603FS include:
2.4Ghz spread spectrum radio communication system
'Auto-Detect' HRS or PPM mode
Diversity antenna
DSC function available
Specifications:
Reception antenna: Diversity type (2 antenna types: Internal and external)