Sell Security Home Alarm for Home(SA-GSM) : Alarm Host

Place of Origin	China

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Description:GSM unit is one of our hot sellers, and the export amount of the GSM is 50% of the total amount of the last year. The main functions are as follows: 1. It is easy to install, you don't need to connect it with phone line, just insert a mobile phone card (SIM Card), the system can work, it can be used where there is no phone line. 2. It can send short message to your mobile phone to transmit an alarm. 3. You can use mobile phone to activate or deactivate the system by sending short message in long distance, if the operation is successful, the system will automatically reply you by sending short message to your mobile phone, such as "activated now" "deactivated now". 4. If you forget whether you activate the system, you can send short message to check the present situation, the system will automatically reply you by short message, such as "activated now" or "deactivated now" 5. The system can send short message to remind you if the AC power is lost