dbx ZC-Fire Safety InterfaceThe ZC FIRE is a dedicated fire safety interface for the ZonePRO products that allows selection of either system mute or scene selection upon being triggered by either a relay or control voltage from the fire safety system. 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