The WMU-216 is a dual version of the WMU-116 and offers the same features from switching diversity, to 16 selectable channels in 6 interference-free preset groups, to the IR synchronization between transmitter and receiver. Each receiver has its own LCD display. Transmitters are the same rugged, low power designs as with WMU-116. Additional TRS mix output with a 1:1 mix of the two receiver outputs.