gsm alarm,sms alarm, GSM alarm,GSM home alarm system,GSM security alarm,wireless alarm,home burglar alarm,security system, alarm system,sms alarm,GSM alarm,GSM home alarm system,GSM security alarm,wireless alarm,home burglar alarm,security system,Specification:1.Protection ... sensor., one siren output, one adaptor, speaker(optional), remote electric control(optional)Update Date:2010-9-28 22:20:28