8, Telephone function, allowing two-way communication through telephone
9, Programming for alarm place: help-seeking, fire, gas, door lock, living room, window, balcony or surrounding alarm.
10, Can record all the information of 40 alarm events automatically.
11, Multi-arming modes: real-time arming via remote control, delayed system arming when outgoing, arming at home, arming at appointed time, remote arming via phone.
12, Various programming functions for zones, such as real time, delayed, 24 hours and bypass.
13, Built-in lithium battery with high capacity to enable alarm while power-off.