1) Compact design, orange backlight, night vision, 40 zones LCD display 2) Voice instruction 3) Preset 6 groups of alarm phone numbers 4) Telephone line anti-cutting function 5) Backup rechargeable Li-battery with high capacity 6) Anti-tampering alarm 7) Learning code, easy to add/remove wireless sensors 8) 3 groups of time to arm/disarm the system 9) Siren hooting time(1í½30minutes programmable) 10) Time delay to arm/alarm(0í½99s programmable) 11) Remote control thru mobile phone 12) Sound/mute alarm 13) Record 10 seconds voice message 14) Password protection 15) Record 100 event logs 16) Arm/disarm each zone separately 17) Compatible with ADEMCO alarm report centre 1 Alarm panel 1 PIR Sensor 1 door sensor 2 remote controller 1 adapter 1 telephone line.