Alarm System Wireless G3 GSM

*Cellular communicator, simple operation *Support 50 wireless sensors *Store 5 phone numbers *Built-in 110dB loud siren & GSM antenna *Arm and disarm by SMS or free phone call *Remote monitoring by phone *Siren volume adjustable *Exit & entry delay *SMS alerts for power failure, power recovery and low battery *850/900/1800/1900MHz frequency