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The security management system is described in this paper. System structure of wireless security adopts two-level structure. The first level is consist of some remote controllers and a launcher, which is include wireless burglar alarm, fault alarm, power-off alarm, self-checking alarm and some wireless night patrol point. The second level is consist of a wireless receiver and a wireless alarm controller...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.