Most of old surveillance cameras are analog cameras. Security cameras enable you to remotely monitor a scene and play back recorded images.Īnalog Closed-Circuit Television cameras record pictures or videos as analog signals. In the last few years, IP-based security cameras have become increasingly popular. Typically, they are connected to a recording device such as a tape recorder or a disk.

Security cameras, also known as surveillance cameras, are used to monitor homes, businesses, and other types of properties.