The DMP XR500 Series panel is a versatile 12 Vdc, combined access control, burglary, and fire communicator panel with battery backup. The XR500 Series provides eight on-board burglary zones and two on-board 12 Vdc Class B powered zones. The powered zones have a reset capability to provide for 2-wire smoke detectors, relays, or other latching devices. The XR500 Series can communicate to DMP SCS-1R or SCS-VR Receivers using digital dialer, cellular, network, or Contact ID communication.