The RD-100EX is a port expander featuring a star connection of the controllers. This interface is particularly useful when daisy chain between devices is not possible or when the controllers are far away from the host.
- 1 digital port In (from MATRIX-A8)
- 1 digital port Out for audio plus control (to RV-1000 and RV-100D)
- 3 digital port Out for control only (to RVA-200 and RIO-200)
- 24V DC power supply