It depends what media you use to store the images, and the type of camera. Hook a monochrome CCTV camera to a PC with a terabyte of hard-drive space, and recording one picture per second it will store months of images !
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as much i think its too CCTV in school we can have record in any thing wrong happen.
Yes
No. The cameras only send an image to the DVR, they don't record on their own.
I will be on CCTV continuously throughout the day for 24 hours.
Some CCTV digital video recorders can record audio but it depends on the system and how it has been installed. Installations near busy roads, in restaurants and bars often do not have this facility whilst those in banks and offices may have it.
CCTV security equipment is very reliable. It serves it's purpose by protecting you from any dangers and it is an affordable option that will help you and your family feel safer.
Closed circuit televisions (CCTV) is very prevelant, especially for private security. Many buildings, stores and others use CCTV for security purposes.
There are many things that the acronyms CCTV and PTZ stand for. Typically, CCTV stands for Closed Circuit Television and PTZ stands for Point Tilt Zoom.
CCTV (closed circuit television) and computers can work very well together, depending on your choice of video cards and software. You can use several different methods of getting a CCTV signal into your computer and there are several choices of free software to allow you to record on your 'puter. It all depends on how elaborate you want to get.
too much !
You can find a cctv system in many stores like best buy, circuit city and many others becareful and make sure you purchase the best one though. I like the cctv system definatley purchase one.