Wireless GSM alarm system that can call you if there is a alarm using a normal sim card, send you SMS to tell you what sensor has alarmed!! is it a break in or Fire maybe Gas? all wireless, easy to fit system, and you can operate you lights anywhere in the world!! no need to ask people to turn on and off your lights. Have two way communication from your mobile phone and the alarm, easy to add more sensors in seconds, large range of sensors.
http://www.youtube.com/v/YU75bni4WkU?f=videos&app=youtube_gdata
Read the original: GSM Wireless home alarm system with Fire & Gas detection videoАренда офиса Киев
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