What Is Closed Circuit Television?

Closed circuit television, or CCTV, is a broad term that describes cameras that send video to a specific monitor or set of monitors,

To give you a better understanding of the definition and name of closed circuit television, you should understand that even movie theatres use a version of closed circuit television. Closed circuit television is simply named such because it is different from broadcast television, which is what you actually watch on television at home — footage that is sent to many televisions instead of a select few. In most cases, when people discuss closed circuit television, they are referring to using a CCTV for security and surveillance purposes, although this is not always the case.