... Alarm System Best product for home alarm Supprot Contact ID Communication protocol GSM SMS alert andTelephone alarm Main Features: With LCD ... easy programming, can show calender,GSM signal level.With 29 wireless alarm zones,8 wired zonesIntegrated with GSM cellular module.GSM ... , Away Arm, Delay Arm.Alarming Priority, log function, built-in back-up battery, AC/DC power both available.Support hardwired ...