... screen with clock display;3. 4 wired and 10 wireless defense zones; each wireless zone supports maximum 10 sensors;4. Support maximum ... . Timely arm and disarm;9. Can be used as a wireless telephone by using keypad to make calls;10. One-key-control ... : out arm, home arm, arm by remote controller or telephone;11. SOS, fire, gas, door, hall, window, balcony, and boundary ...