What is the alarm system: network alarm refers to the user to install a network alarm devices and platforms via the Internet connection, in the maximum security state, sensing detectors installed in doors, windows, once the channel is triggered, the alarm host real-time adjustment to invaded zone and start sound and light alarm intrusion staff intimidation, while monitoring center platform, large-screen video images in real time alarm pop scene, and an alarm sounds to remind the alarm monitoring center staff, the monitoring center can be passed in time big-screen operation on-site alarm host PTZ control, once found an intruder, can be carried out propaganda deterrence through the intercom function, and notify the police officers arrived on the scene to prevent violations continue to occur, and thus maximize the protection of property owners . Backstage management system will accurately record the alarm time, the police, the role of the police and other video networking alarm results or effects. Affiliate network alarm, network alarm program, network alarm platform, network alarm center video alarm system diagram: