Tag Archives: IP cameras

What is closed circuit television?

Closed circuit television (CCTV), also known as video surveillance, is the use of video cameras to transmit a signal to a specific location, on a limited set of screens. It differs from broadcast television in that the signal is not transmitted openly, although it may use point-to-point (P2P), point-to-multipoint (P2MP), or wired or wireless links. […]