The next step is to install CCTV cameras when desired position and screw ให้แน่น camera and signal lines, computer lines and แอดป camera ready
.The next step is to install CCTV cameras in the opening. Use the camera and the screw adapter, signal line of the camera
.The next step is the installation of CCTV in the desired location, use, screw, hold on tight, and connect the adapter, cable camera.
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