Futaba SBus SBD-1 Decoder 400mm

SBD Link software determines which channel each servo responds to-
preventing mismatched servo-channel connections
Three servo outputs that can be programmed to specific channels
Compatible with standard analog and digital servos as well as
programmable S.Bus servos

Futaba SBD-1 16" (400mm) S.Bus Decoder with Instruction Sheet

Connecting to servo connection port of the SBC-1 Channel Setting Tool
and following instructions

Total Length: 16" (400mm)
Servo Lead Length: 3.1" (79mm)