Close-circuit television or CCTV transmits video footages from mounted cameras to remote monitors, commonly for security and safety purposes. The transmission can take place either wirelessly or through cables connecting the video camera to the monitors.

CCTV stands for close-circuit television, which transmits images and even sounds from mounted video cameras to remote monitors, usually for security and safety purposes. The transmission can take place either wirelessly or through cables connecting the video camera to the monitors.