The pan/ tilt/ zoom CCTV cameras are among the most common types of CCTV cameras in use today. They are the dome type CCTV cameras, which is designed as such to allow for flexible movement. This type of security surveillance camera provides a wider scope, and allows one to effectively monitor a wider area. The dome also offers a discreet appearance that enables the camera to blend into any environment. They can be mounted in hidden corners and atop high grounds, making the m virtual unidentifiable. These CCTV cameras come in a variety of specifications that suit a number of applications and CCTV requirements.