Q:Monitor the camera, how much money one, the kind of video

20 meters of infrared one machine, domestic Sharp Rui tablets, between 180-300, SONY Rui film, between 200-400, which means that night vision can reach 20, if you are not demanding on the night, but the day See it, it is cheaper, Sharp Rui film 150, SONY Rui film 180. Give you a price, do not require the price of night vision.

Q:Monitor there is a camera monitor can not see, but the playback can see, how is it?

The camera will collect the signal to the monitoring host, monitor the host output video signal to the monitor, playback can see that the front-end camera to monitor the host connection is good, the monitor can not see the reason is because the monitor host to monitor even There is a problem with the line.

Q:Video surveillance video storage how to calculate the hard disk needs I use the 720P camera, to store 3 months of video, need to use the hard disk?

If you want to calculate the number of hard disk and disk array, then you need to know more relevant data, such as: hard disk capacity, disk array number, the required RAID level. Give you recommend a video from the blue whale developed by the video monitoring capacity and hard drive number calculator, as long as you enter the relevant data, on this calculation, it will automatically calculate the results you want. You can go to their official website to see.

Q:Seeking a few surveillance camera manufacturers

Ah, the first file Haikang Huayu as the world of Albert Habitat for the second tranche of the best letter Jodi Wei Le Corning navigator and other third file Xu Ying Eagle as the world Jeddah Black Hawk emperor Xiang Fei, etc., because the situation around Not the same, I basically this is the case, only for reference without any slander any manufacturers mean

Q:Monitor inside the infrared network camera infrared light automatically switch and synchronous switch What does this mean?

Automatic switch, that is, the camera detects the outside environment, light black to a certain degree of image to turn black and white. Morning to a certain extent turn color.

Q:Does the surveillance camera itself have a record storage function?

Usually used in analog surveillance cameras are generally only with the signal output itself does not record storage function

Q:What is the camera's shooting range? How much is the diameter?

The lens used in the camera is similar to the SLR camera, and is arranged in the order of 2.8mm, 3.6mm, 4mm, 6mm, 8mm, 12mm, 16mm, 24mm and so on. The smaller the number of millimeters, the wider the picture taken by the lens, but the closer the distance is; the larger the number of millimeters, the narrower the screen taken by the surveillance camera, but the farther the distance is.

Q:Test on camera delay problems

Test the network infrared camera delay problem is very simple, only need to monitor the camera at high precision stopwatch, so that the reality of the image and display the image contrast, through multiple arrests we can calculate the IPC delay time.

Q:What is the difference between a wireless surveillance camera and a cable surveillance camera?

CCD is a charge-coupled device (Charge Coupled Device) short, it can turn the light into charge and the charge storage and transfer, can also be stored in the charge out of the voltage changes, it is ideal camera components, with its composition CCD camera has a small size, light weight, free from magnetic field, with anti-vibration and impact characteristics are widely used.

Q:Hikvision monitor as a recording function?

At present, only the DS-8100HS-S and DS-8800H-ST models do not have audio input, all other models have audio input function, but the input number of different fills.