一、System character：
　　Practicality:the system is practical, simple operation, convenient maintenance and its function is able to truly use in housing estate.
　　Reliability:the system has a good reliability, the system configuration is mature brand products and can adapt to the long time continuous work.
　　Compatibility: the system control host is easy to expand and upgrade. Every system can realize communication and linkage to improve the integral effect of the system。
　　Economy: the system has the best economic。
　　二、System structure:
　　Housing estate intelligent monitoring system set the front end cameras in main channel, important public buildings and perimeter. The cameras collect images and send it to control center., and can realize linkage control with the other alarm system in the community. Once there are alarm signal to invade, the system will automatically track and monitor, the system will automatically switch alarm site images to the designated screen monitors in monitoring center at the same time, the hard disk will perform real time recording. When the monitoring center receives alarm signals, the display screen in monitoring center will immediately spring the images that related alarm camera。
　　三、System composition:
　　Public channel and elevator closed-circuit television monitoring system
　　Install cameras in community public channel and doorway can monitor and record in 24 hours. The management personnel can switch the situation of every place in management center。
　　Install hemispheres in each elevator can real-time monitor the flow of the people of the elevator. The cameras send the collected information to the monitoring center。
　　Peripheral prevention system
　　The peripheral prevention system can alarm when any personnel illegally come into the community。
　　Visible talkback system
　　The visible talkback system is a audio and video communication system for residents and visitors. The residents can talk and identify the visitor through this system。
　　Access control card
　　Every doorway machine has non-touch inductive reader. The computer of the management center can display the pictures of personnel to enter the community。
　　四、Monitoring structure diagram