Telephone network protection, short message sending function. DIY, customerization, easy-to-use and install! It is compitable with our accessories, such as sensor, detector, siren etc. User doesn't need to connect it with telephone line because it can be work as a mobile unit. 1. Wireless type, easy to install, without phone line. 2. Remote control, convenient. 3. Password protected 4. SMS to enable arm / disarm, partial arm / disarm, siren 5. High siren volume so to scare away intruders 6. SMS and auto dial up three phone numbers, locale monitoring start on. 7. SMS to recheck the GSM panel status, alarm report, zone name, arm / disarm status. 8. Audible / mute siren programed 9. Panic help 10. AC power shutoff self-detected to avoid malice destroied, automatically switch to battery back-up 11. Enable to receive signal from GSM car alarm system 12. Enable to setup alarm receiving Central through GSM network Detailed introduction: 1. Protection zone: Wire: 2 Wireless: 11 2. GSM band: GSM 800 / 900 / 1800mhz (universal Transmiting power consumption: 1w 3. LED indicators: 8 4. Low power protected time: <1 s 5. Data responds time: <10s (standard network) 6. Working power voltage: AC 110~220v 50-60hz (optional) Panel power consumption: <3w Battery back-up: DC 8. 4v standby last >4 hours 7. Working condition: temperature-20~ + 60 degree Humidity: -20~ + 60 degree 8. Net weight: 8. 5 KG. Gross weight: 0. 75kg. 9. Panel size: 180mm (l) *130mm (w) *32mm (h) Package: Standard package: one GSM module, one remote keyboard, two remote controllers, One pir, one door magnetic sensor. One siren output, one adaptor, speacker (ooptional) , Remoteelectric control (optional)