Andoer Original RadioLink R9D 2.4G 9CH DSSS Receiver for RadioLink AT9 AT10 Transmitter RC Helicopter Multirotor Support S-BUS DSSS technique, super anti-interference. MINI design for convenient assembling and operating. HV input up to 10V. Section precision 4096, stable the servo, rudder shaking free. S.BUS. CH9 is set for S.BUS.