Features: 1) 16 wireless defense zones, all are displayed on the control panel2) Can set 4 users' phone numbers and 2 alarm center numbers3) Long distance arm, disarm and monitoring functions4) Protects against cutting the telephone line, automatically connects to monitoring center5) Control panel will send signal if detectors go wrong or are short of power6) Any accessory is compatible with the system7) Cutting the phone line will cause a sudden alarm to prevent people from destroying it8) Built-in Ni-MH battery ensures working for 24 hours once power is off9) Alarm call has priority over normal calls10) Can connect with alarm center after alarm is set off giving the center detailed information of the owner such as the position, alarm zone, telephone number11) Protects against frequency disturbance with strong receiving and sending frequency function
producing area:China