A CCTV security camera system or a closed circuit television security camera system is becoming one of the most popular tools for providing ultimate security and surveillance monitoring. These systems are assembled with individual components, each of which may be specialized to suit the needs of the individual application and prices are affordable.

A basic CCTV security camera system contains the following components:

• CCTV security digital video camera(s)
• A processing unit or capture board
• Monitor
• Digital Video Recorder or DVR