A closed-circuit television camera is an immobile camera installed to monitor special places. Closed circuit television cameras are connected to a central computer system to save and analyse the recorded data. Many people think the use of closed-circuit television is problematic due to privacy reasons. The Federation uses many closed circuit television cameras at public places to increase public security. (Dimensional Prophecy of Zohar) The Romulans often use special CCTV cameras installed an balloons in their cities. (Dragon Ball Z vs. Star Trek: The Beginning of Infinity)