Desk microphone - 4 zones - for ZONEAMP4120 or PREZONE444 The MIC-DESK4 was clearly thought-out for professional installations, and allows you to broadcast public announcement via PA system. It features a zone selector to select 1 to 4 zones, a chime system and main volume controls. 1 mic input via XLR socket on the front panel 1 RJ45 rear output Talk button to activate the microphone (front panel) Chime button on the front panel Volume settings (Mic and Chime) via the rear panel Lock/unlock switch to block zones selection Output LED display Powered up via RJ45 cable from your ZONEAMP4120 or PREZONE444 LINK FOR FULL INFORMATION: MIC-DESK4