... is widely used in the security devices, data surveillance and long-distancemonitor system of the home, residential area, electric power, ... independently.5. SMS of each zone (5 wired zones, 16 wireless zones) can be edited independently.6. Automatically arm and disarm ... , no need to set wire and easy to install.Accessories:Wireless P.I.R Sensor 1pcsWireless Door Sensor 1pcsWireless Remote Controller ...