1.Color LCD screen, keypad with blue light. 2.32 events record/History record. 3.Independent partial arm zone.The zone can only be disarm by the SMS or the specail remote controllers. 4.Sensors low voltage reminder.Every 24 hours send a message to the firest receiver number 5.Maximum 4 wireless panic buttons, 4 wireless fire detectors, 16 remote controllers, 32 wireless intruder detectors. 6.Maximum 8 wired zones:only zone 1 and zone 2 for wired door/window magnetic contact that can show the door/window open with LCD and SMS. 7.6 mobile phone numbers for SMS alarm. 8.5 phone numbers for alarm call. 9.Forward mobile company SMS to user automatically. 10.Voice guide and three level password management. 11.One relay output control DVR/Home appliance remotely. 12.Recording voice 13.Two auto-arm time, two auto-disarm time and one auto-partial arm time available for programmed. 14.220 wireless address encode reduce the rate of same code greatly. 15.Learning code wireless accessories. 16.SMS control & program 17.SMS modifies wireless zones name. 18.Two-way communication available. 19.Handfree mobile phone 20.Arm/disarm by keypad, remote controller, phone or SMS 21.Call the main unit to listen in status whenever. 22.Main unit with tamper switch. 23.Internal MIC or external high sensitivity MIC (optional) 24.Internal GSM antenna or external antenna(optional) 25.External power failure alarm. 26.Working with monitoring center, such as police station Specification: 1.GSM frequency:900/1800MHz (standard),850/1900MHz (optional) 2.Working frequency of detectors:315M & 433M (optional) 3.Alarm response time:Less than 8s (GSM in normality) 4.The volume of siren: More than 110db 5.Power requirements: AC 110-220V 50Hz or 60Hz 6.Working power consumptionless than 3W 7.Standby batteryDC 3.7V,2000MAH 8.Humidity: < 95%