With 2 wired zones for connecting wired sensors Full touch keys, beautiful shape, external connect entrance guard Sms 5 phones automatically while alarming and drive wiretap. Call 5 phones automatically while alarming and drive wiretap, can clearly Hear the voice. Auto-dial 1 preset phone numbers of alarm center Alarm panel with lcd display & keypad, easy to operate. Sms alert & auto-dial alert when ac power outage, ac power recovered With standby rechargeable battery. The host automatically stores system Status, while its power is off. With wired mic interface, switching the sound off and siren