Home security alarm systems self-monitoring work with GSM SIM card

paco_wilson 2012-10-08

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http://www.hkvstar.com/ New design wireless alarm system protects your residential and commercial business without monthly monitoring fee or sign monitoring contract, smart alarm system can work with telephone line and GSM SIM card. 30 wireless zones, can expand to 116 units wireless sensors, when an alarm occurs, the alarm system can make audio call and send text message (SMS).

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