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FAQ of camera? Why some cameras have color rolling? When the camera works under the daylight lamp, sometimes the color of the image becomes periodicly color rolling. Why? A: There is... [Details»]

  • How to install CCTV system?
    1、Out of bracket, ready tools and parts: plug, screw up, screwdriver, hammer, electric drill and other necessary tools; according to the installation ...

  • IP Camera faults and solutions
    Q:Network unstable Answer:1、Network unstable 2、IP address conflict IP 3、MAC address conflict Q:Motion detection do not work Answer:1、Incorrect time...