... Wireless gsm auto dial home security alarm system LS-GSM-100B Alarm Unit Features:1. Fashionable and ... with any phone via the main unit dialing.15. One key control to arm the system ... , gas, door lock, living room, window, balcony or surrounding alarm.17. Various programming functions for zones, ... safe and efficient way.19. Various functions, such as remote control, system arming/disarming, monitoring ...