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FAQ

Infrared surveillance camera at night (no light) no picture and flash is how the matter

Infrared light will flash, or no picture of the screen. First change the power, not the case, this camera should be broken. Under normal circumstances, in the dark, the infrared light is always bright, not flashing.

An accurate calculation formula for monitoring the focal length and actual distance of the lens

So when you need to monitor the panorama to see the local, the general should consider the use of electric two variable or electric three variable lens. Of course, in the selected lens under the premise of the use of high-resolution cameras and monitors can be monitored objects in the smaller size can also see the local details.

Monitor knowledge! 1.2 m × 20 meters of the corridor with a large angle of the camera the best?

1.2 m × 20 meters corridor with 6mm and above the best number of mm, 3 m × 5 m of the room with the best 3.6. And then according to whether it is necessary to night vision function, choose the camera is not on behalf of the infrared function!

How to install a camera at home, I can visit a website outside the home to monitor the situation?

First, through the browser login: enter the ip address and enter the user name password, you can monitor the camera's real-time picture

Monitor how the camera looks online

Monitoring the camera through the Internet to see, you must upload real-time data on the Internet. For example: small degree i eyes and ears

Home pinhole wireless surveillance camera where to sell? How much is the miniature camera?

Object-oriented is the decomposition of the composition of the transaction into the various objects, the purpose of the object is not to complete a step, but to describe a thing in the whole problem-solving steps in the behavior.

How to use video surveillance video surveillance

Whether it is Hai Kang, Dahua, Degas or Kang silver video capture card, their function is video capture, and then? Compression, otherwise, so much of the data stream burned the CPU, they are only responsible for the collection, that is, you can now achieve the function - video. To achieve the function you say is also very simple, according to your idea, have to buy a video decoder card, because the acquisition card data collected after compression can not communicate with the qq software (protocol is different), through the decoder card , The compressed data is reduced to analog (or digital) signal, through the USB interface can achieve what you said the function.

Monitor the camera's 4-way, 8-channel What does it mean! The

4 Road, 8 Road refers not to monitor the camera, but the number of hard disk recorders. 4-way hard disk video recorders can take up to 4 cameras, 8-way hard disk video recorders can take up to 8 cameras, in addition to 16, 24, 32 and so on.