gsm alarm systems providers

Specifications 1, Send SMS for gsm alarm systems

2, Two way communication for gsm alarm

3, With gsm sim card to work

4, wireless wired alarm

wireless/wired gsm alarm systems     The home GSM alarm systems: 850/900/1800/1900MHZ,main features:   1. Use SIMCOM module----industrial module .Two-way voice communication, to talk with people who are on spot, like a mobile phone. 2. Know which zone triggers, and which detector triggers from the SMS, when alarm   3. 8 wireless zone (LED display) and 4 wired zone for the gsm alarm systems   4. Call 6 phone numbers and send the SMS when alarm. 5. Can set home/away arm functions for alarm systems 6. 10 seconds voice to record for gsm alarm 7. GSM alarm system can work with 120 wireless detectors in total , like the wireless door/window sensor, wireless pir detector, gas detector, smoke detector, panic button. 8. Control the home appliance, like light, cooker and so on. 9. With inner battery, to last about 12 hours if power failure 10, This gsm alarm system is very suitable for home, company, boat, car, villa, shop and so on.   The gsm alarm systems' inner PCB board