GSM Wireless burglar alarm system

1.Standard package: one host alarm, one external siren, one door sensor, one PIR detector, two remote controllers, one telephone line, one adaptor.
2. ABS-GSM model. Pls note that this model don't need the telephone line. You should put a SIM card in it and also make sure the SIM card has money like the SIM card in your mobile.
3. ABS-GSM model SMS and auto dial up three phone numbers, locale monitoring start on.
SMS to recheck the GSM panel status, alarm report, zone name, arm/disarm status. You can set 6 mobile Number. The first 3 mobile Numbers are SMS controlling Number, the last 3 mobile Numbers are Dial controlling Number.

According to your actuall requirement, for example, you can add more door sensor, more PIR detector