Features: 1. Blue backup LCD displays everything you want to know about the panel. 2. Full compliance with ADEMCO Contact ID. A. When alarming, you can hear which sensor in which zone is alarming B. Voice prompt you how to operate for every step 3. Eighty five event logo about arming \ disarming \ alarming (with data stamp) viewable directly on the panel LCD. 4. Twelve seconds voice message, in case of alarming, automatically playing after you pick up your phone. 5. Any of the detectors can be door bell when disarmed; Any detector can be local siren when disarmed. 6. Monitor the old, the sick and the important place: When the old or the sick doesn't move, or the important warehouse hasn't human presence for a period of time, the panel will alarm. 7. Any zone type programmable (including: Watchdog zone, exit/entry delay, 24 hours zone, sounder/silent when alarming, armed/part armed zone, sensor/no sensor in the zone) 8. Panel can receive the detector low voltage signal and display zone number and detector number on the LCD and sound a beep 9. Seven wired terminals, 12 v alarm output, 12v power output (continuous), wired siren terminal 10. Six time points of timed Auto-Arming/disarming (24 hour mode) 11. Wireless detector installing test 12. Listen in and speak function 13. Away arming with siren sounder ON 14. Any zone can be armed/ disarmed separately 15. Built-in high capacity rechargeable battery, auto charge/discharge