This Voice system is suitable for both home and commercial use. It uses the advanced GSM digital signal process technology. This intelligent alarm system is developed on wireless GSM network. It has highly integrated digital voice SMS selflearning wireless communication code Remote appliance control and text messaging technologies. The alarm provides automatic voice or SMS message as notifications for incidents. 1. Smart Gsm security system(GSM Network alarm) 2 .6 wireless zones and 4 wired zones 3. Support configuration via phone ( handset ) or SMS messages 4. 1 Set of normally open signal outputs 5. 6 groups voice alarm telephone number 3 groups for SMS messaging. 6. Quad band gsm global usages Main Feature: Super GSM wireless signals voice prompt ease of use.Can install GSM SIM card. 1) Allow up to 6 wireless zones and 4 wired zones. 2) Each can be defined as one of the 5 zone types including NORMAL STAY INTELLIGENT EMERGENCY CLOSED. 3) Two sets of scheduled arm/disarmed function each time disarmed you can select the included period of time and different defense zone eliminating of need of the manual procedure realizing the beauty of automatic controls. 4) Support configuration via phone ( handset ) or SMS messages to System Setup text messaging costs associated with the alarm panel. 5) 6 groups voice alarm telephone number 3 groups for SMS messaging. SMS notification for AC power outage will be sent to 3 groups SMS number and dial the 6th group voice alarm phone number. 6) Support ISD automatic voice mailbox for playback message upon alert. Maximum length of voice message is 10 seconds. 7) Telephone (phone)/SMS long-distance control for arming disarming monitoring remote announcement. 8) 1 Set of normally open signal outputs relay linkage output home appliances remote control can be realized. 9) Wireless intelligent study coding compatible with PT2262 normal encoding and a 1527 encoding convenient and flexible for adding or reducing accessories. Maximum support 50 remote control and 50 sensors. 10) Builtin NiHi rechargeable battery and automatically switchable upon power failure and notification will be sent via SMS. 11) Panel integrated with newest either dual-band triple-band quad band GSM/GPRS industrial graded module adapt to different countriesstable and reliable. Technical Parameters: Wireless currency: 433MHz GSM mode: Quad band/ 850/900/1800/1900 Input voltage: DC9V-12V Compatible Coding: 2262/1.5-4.7MEV1527/300K Alarm output: DC 12V/300mA Built-in battery: NI-HI AAA*6 DC7.4V Alarm Time: 1-20 minutes