Sell GSM Multifunctional Alarm System

1) No need of telephone line
2) Password protected
3) Record your own personal message for ten seconds
4) 6 telephone numbers can be pre-stored in the unit and dialed to summon help in priority order
5) Remote control to the system from anywhere via any telephone/mobile or short message system
6) Emergency/panic button is available for 24 hours whenever arm/disarm
7) Separately arm/disarm for certain detected areas
8) Able to link up to the networks of alarm center through an ID code