Audac WMI16/B Wall Mic Input (Black) - 45 x 45mmThe WMI16 is a Wall Microphone Input unit which can be used in combination with AUDAC MTX series Multi Zone audio matrix systems, the RM523 & AMP523 web based input control units and the APG20 receiver gateway. It provides the possibility for transferring an audio signal from a Microphone level audio source over a large distance by using standard CAT5e UTP (or better) cable. The connection should be made using an RJ45 connector on the back side of the