C4SF R4SF R6SF R8SF 2.4G 4CH/6CH/8CH SFHSS Receiver Compatible FUTABA S-FHSS T10J 14SG 16SZ 18SZ Transmitter. 8ch ,6ch and 4ch servo channels in R8SF, R6SF and R4SF under normal status. S.BUS output support expanding servo channels on the 8th channel of R8SF, the 6th channel of R6SF and the 4th channel of R4SF under special status.
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