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Question:

Housing surveillance camera

I would like to install at home and back door two cameras in general how much money?

Answer:

There are dozens of front-end camera to tens of thousands of you so close to the video line can be SYV75-3, back-end with a collection card is also a few dozen to thousands of hard disk video recorder is from more than 300 to 10,000 or so.
According to the length of the cable, the camera's clarity is good or bad, a good camera generally a 160 or so can, the two together also 500 almost.

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