Q:What is the difference between a dome camera, a gun camera and a dome camera in security monitoring?

Mainly the use of the difference, the dome camera is generally used for indoor ceiling place, because it is relatively small, so more beautiful. Gun camera is generally installed in the channel, plant or parking area and other areas. The advantage is that you can install long focal length lens to expand the scope of monitoring, the disadvantage is more obvious.

Q:What kind of monitoring camera is used in the store? 360 ° with the introduction of ordinary

If you require a higher, such as your shop to buy something slightly worth it, it is recommended to use the network HD, or cable through the HD, the resolution of this device is 4 times the normal, of course, the price is more than 1 times higher.

Q:There is a surveillance camera, want to adjust the location, hand touch the head, even live, do not know how the matter

It's static Your camera does not have to be grounded for a long time The static will accumulate You will touch it until he will suddenly discharge So you feel he has electricity You can give the monitor system a regular power outage or discharge on it

Q: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

Q:How is the general surveillance camera connected to the computer?

(2) Remove the screws from the video capture card box, the video capture card fixed in the chassis, as shown in Figure 1.26.

Q:57 Road 1080P surveillance video requirements to store a month, how much hard disk space?

A camera according to the compression of an hour is roughly 2.2G, 2.2 by 24 hours 53G * 57 cameras more than 3000 G, 30 days 91000G or so, that is to say about 91T hard drive, HD quite occupied hard disk, 720P basic small half,

Q:Monitor the camera focal length 3.6mm 4mm 6mm. What is the meaning?

Mm is the lens of the aperture, the number of millimeters, not the bigger the better, the smaller the camera according to the wider picture, the larger the picture the more narrow the picture, the large number of millimeters of the lens is equivalent to the local zoom, The need to size, the size of the number of millimeters of the lens price is the same, there is a picture below you look at it to understand

Q:20 meters away with the number of mm monitor camera lens appropriate?

At the same time, the same focal length, length and width shooting range also with the camera CCD has a relationship. Charge - coupled Device, Charge - coupled Device. It is a semiconductor device that converts optical images into electrical signals. At present, most of the CCD chip used in the surveillance camera is 1/3 "and 1/4", that is, the target size is 1/3 inch and 1/4 inch. CCD target surface size, CCD and lens with the situation will directly affect the size of the field of view and image clarity.

Q:Monitor the camera infrared light does not shine what is the reason

Insufficient power supply Infrared light can not be activated (the screen will be black stripes)

Q:Will a 12V10A switching power supply with a few 12V2A surveillance camera? How far can its DC current output? Please have experienced master answer, thank you

General 2 * 1 power line transmission 300 meters is no problem.