Outstanding Features: (1) No need to connect to telephone/landline, uses GSM (SIM card). (2) Can be set ON to receive mobile SMS/alerts. (3) Composing messages, message to control the system. (4) AC power failure and on message alert (5) Mobile text message alert when alarm Features (1) Long-distance control under password protection. (2) Long-distance control to set the alarm host by phone or other communication tool. (3) Built in back up power, when mains power is disconnected. (4) User friendly. Arm/disarm via remote control key fob. (5) Set Siren`s hooting time (6) Time delay to arm/ alarm (7) Program the duration length of the siren (8) Able to link up to the monitor center through an ID code. (9) Separately alarm/disarm for certain detected areas.