CCTV cameras are becoming more common every day as the IT sector is booming and the related technology is becoming cheaper and more modern. There are various kind of surveillance cameras such as dome cameras, smoke detectors, hidden cameras, and "smart" cameras equipped with motion detectors.
CCTV cameras can also be classified according to the technology used in them. A CCTV camera is a camera that has a completely closed circuit and all the elements are interconnected.
Conversely, modern digital cameras are cameras that are not connected to a circuit, but can be installed anywhere in the world. Digital video recorder does not require a video recorder and other recording devices to record local activities. The software automatically records unusual activities at odd times of day.
Image Source: Google
Video surveillance cameras are used on school buses and schools to monitor student activity. Hidden cameras are also available on the market and are usually hidden in clocks, smoke alarms, and stuffed animals such as teddy bears.
These cameras can also be distinguished by their efficiency. The 360-degree rotating camera can take pictures anywhere on the site. Infrared surveillance cameras are used by government agencies such as SWAT to queue up suspects at night.
Security agents and detective agents use this camera to monitor people based on customer requests. It is legal to install cameras and record public activities and there is a lot of debate about the subject.