Closed-circuit television
Closed-circuit television (CCTV) is the use of video cameras to send a signal to a certain place, on a small set of monitors. It is often used to watch for trouble.
Closed-circuit Television Media
Surveillance cameras on the corner of a building
CCTV monitoring at the Central Police Control Station, Munich, Germany, in 1973
Desk in one of the regional control-rooms of the National Police in the Netherlands in 2017
CCTV control-room monitor wall for 176 open-street cameras in 2017
Sign warning that premises are watched by CCTV cameras
A CCTV captured the perpetrator of the Washington Navy Yard shooting, Aaron Alexis, during his rampage
Omar Nabhan, as seen on CCTV during the Westgate shopping mall attack that resulted in the deaths of 71 people. Authorities observed the attack via the cameras within the mall.
Surveillance video of the 2022 Andover tornado as it passed by a school. Several cameras in and outside of the building captured the event.
Digital video recorder for public transport
