cctv

US /ˌsiː.siː.tiːˈviː/
UK /ˌsiː.siː.tiːˈviː/
"cctv" picture
1.

vidéosurveillance, télévision en circuit fermé

a television system in which signals are not publicly broadcast but are monitored, primarily for surveillance and security purposes

:
The bank has extensive CCTV coverage.
La banque dispose d'une vaste couverture de vidéosurveillance.
Police are reviewing CCTV footage from the crime scene.
La police examine les images de vidéosurveillance de la scène de crime.