This product is a fire control panel with the following features: 4 programmable zones, active end of line monitoring, 30 fire detectors per zone, unlimited number of call points per zone, integral manual alarm button, 'Class change' facility, enable/disable security key, one man walk test facility, fire volt free change over relay, fault volt free change over relay, individual sounder circuit fault ID, individual zone/sounder isolate, BS5839 and EN54 compliant, CE certified, requires only 1x12v battery, ABS casing.