The dbx ZC4 Wall-Mounted Zone Controller offers programmable program selection via contact closures for the dbx DriveRack 220i and 260 devices. The remote device shall also provide contact closure programmable source selection, page assignment, or scene selection for the dbx ZonePro devices. The remote device shall have DIP switches allowing identification with connection to the processing device via CAT 5 cable on RJ-45 connectors.