... your mobile phone anywhere and anytime. This alarm system can used for villas,houses,shops,libraries,banks,offices,billboards ... .All kinds of wireless detector, panic button, infrared baluster.No need of the telephone line, very suitable for the garage, store ... wireless PIR detector, 1 wireless door sensor,1 siren, 2 remote controllers, 1 GSM antenna, 1 power supply, 1 manual GSM home security alarm ...