The Zone Controllers offer extended utility to the DriveRack? and ZonePRO™ families. The nine 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 ft the ZC Zone Controllers offer simple yet elegant solutions to the contractor.The ZC-3 can function as a program selector for the DriveRack 260 and 220i; in addition it can be used for as a source selector page steering control or a scene selector for the ZonePRO products.Connectors (2) RJ-45 Series Wiring Maximum Cable Length varies with number of Zone Controllers. For ExampleThree Zone Controllers: 600 ft. Six Zone Controllers: 300 ft. Parallel Wiring using ZC-BOB Up to Six Zone Controllers: 1000 ft. Parallel Wiring Cable CAT5 or CAT5E with 28.6 Ohm/M (Ohm/1000ft.) nominal DCR and rated VW-1 or higher. Safety Agency Certifications UL 60065 IEC 60065 EN 55013 E60065