Our Closed Circuit Television systems (CCTV) stand for modern and functional digital systems enabling to watch pictures and their archiving on digital recorders. The television systems designed and made by LINK Sp. z o.o. protect dozens of public and industrial buildings. The most modern digital technology applied in the CCTV systems uses the IP technology and picture advanced analysis systems, and makes it possible to register and process the pictures from the cameras in the recorders and to remotely send them by means of the LAN net or Internet.