Small and medium-sized TV monitoring systems, the usual TV monitoring system is not large in scale, and its function is relatively simple, but its scope of application is very wide. The objects to be monitored are not limited to people, goods, goods or vehicles that are thought of. Some applications involve monitoring of natural gas tanks and high-ink melons. Other applications require chimneys and sewage pipes. Monitoring. The TV monitoring system can be self-contained or combined with an anti-theft alarm system or an entrance and exit control system to form an integrated security monitoring system. Generally speaking, the typical camera monitoring system of small and medium-sized TV monitoring system does not exceed 32 points, and the cost is mostly in the range of tens of thousands to hundreds of thousands.