... panel, just like a telephone;11.One-key-control function: Out Arm, Home Arm, Remote Arm;12.SOS, fire, gas, door, hall, window ... .Wireless coding: easy to add additional wireless accessories;15.Remote control Arm, Disarm, Monitor, and Intercom by phone;16.Built-in ... CCC safety standard and GB12663-2001 national standard.Alarm Panel front schematic diagram:Alarm Panel back schematic diagram:Alarm system ...