... voice record SMS alert for power off alarm history Wireless Home Burglar Security Alarm System with Intercom, Voice Record, and KeypadModel ... like a telephone;11. One-key-control function: Out Arm, Home Arm, Remote Arm;12. SOS, fire, gas, door, hall, ... programming function;14. Wireless coding: easy to add additional wireless accessories;15. Remote control Arm, Disarm, Monitor, and Intercom by phone ...