Why Need a CCTV
CCTV systems can be found virtually everywhere these days.You will have seen CCTV surveillance...
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How Does Work
There are many different types of CCTV systems available analog and digital, wired and wireless...
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Multi Camera CCTV
Most systems today comprise of more than one camera , but you don't need a monitor and recorder...
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Resolution
Resolution in an analog or digital world is similar, but there are some important differences...
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