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Question:

Install the monitor camera need to put a few lines

Install the monitor camera need to put a few lines

Answer:

A camera needs two lines, a video cable, one with the power cord, in addition to the alarm line, if you encounter an emergency situation, you can alarm, if you need to do monitoring the camera to install, you can find a news sensitive monitoring installation the company.
In the case of a dome camera that can be rotated, three lines, one control line (from the recorder to the camera), one video cable (from the recorder to the camera), one power cord (from the recorder to the camera, or the nearest socket Can also be).
A fixed-focus camera requires two lines, one video cable (from the recorder to the camera), a power cord (from the recorder to the camera, or the nearest socket can also be).

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