- Network Security Recorder (DVR+Access Control+Alarm)
- 2017-01-17 00:43
- NSR is a computer system which unifies multiple security technologies. NSR can not only store and process comprehensive
- network security system management software
- 2017-01-17 00:43
- Video MonitoringAccess ControlAlarm ManagementUnified ManagementAttendance FunctionIntercom FunctionThe Leader of Integr