Features:
1) Large copacity with 999 alarm zone
2) LED display alarm zone, easy for user recognition
3) 10 flashing LED display the working status of the main host
4) Intelligent message recording function for recording the alarm
addres for more than 10000 times
5) Remote control for arm, disarm, spot listen in from remote place
6) Compitable with wireless siren outdoors for frighten purpose
7) Built-in battery for full time working
8) 16 seconds voice recording function