DBX ZC-6 Push Button Remote Wall-Plate Mounting Volume Controller for dbx ZonePro devicesThe ZC 6 is a programmable volume control for the ZonePRO products. The Zone Controllers offer extended utility to the DriveRackand ZonePRO families. The ten Zone Controllers use analog DC voltage to provide logic control ranging from zone source selection, volume and muting, to program or scene selection and fire safety muting. Wired with readily available and affordable CAT5 cable with universally accepted RJ 45 connectors at distances up to 1000