Classical design, blue backup light, big and beautiful LCD displa 32 defense zones including 8 wired defense zones, wired/wireless compatibl Individual arm/disarm for each zon 100 history records with time indication, easy operatio 6 groups of alarm telephone numbers preset, build-in alt sire Call-in priority for alarm cal Long distance control: live monitor, remote arm/disar Alarm automatically when telephone line is cut or in short circui Network compatibility with an ID codRemote control of home appliance (optionalSame frequency disturbance alarm (optional)