Video Security Monitoring System is an electronic system or network that uses video technology to detect and monitor the fortified area and display and record the scene images in real time.

Video Security Monitoring System is generally composed of four main parts: front-end, transmission, control and display recording.The front part includes one or more cameras and matching lens, head, protective cover, decoding driver, etc. The transmission portion includes cables and/or optical cables and, where possible, wired/wireless signal modulators and demodulators. The control part mainly includes video switcher, head lens controller, operation keyboard, type control communication interface, power supply, supporting console and monitor cabinet, etc. Display recording equipment mainly includes monitor, video recorder, multi-screen divider and so on.