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

Ball with the above two biggest difference is that the ball can control the keyboard to control, generally installed in the need to monitor the relatively large range of the hall, outdoor large area. General bolt and hemisphere price almost. Cheaper on the hundreds of pieces, good also two or three thousand. But the ball will be very expensive, made in the thousands of good brands will reach two or three million.

Q:How to connect a hard disk video recorder to a computer

(2) If there is only one hard disk recorder, you do not need to purchase the switch, and use the crossover cable (one end of the other end B head) to connect the hard disk video recorder and computer can be. Use the computer to access and control the hard disk recorders: use IE browser in the address bar typing http: // hard disk video recorder IP address: port number to open the login page, enter the hard disk recorder administrator account and password on it.

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 lens the more narrow the picture clear

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:Monitor the camera must be a separate threading it?

1, to facilitate future maintenance 2, to avoid sun and rain 3, to avoid strong interference and other

Q:Monitor the camera's focal length how to choose?

First, choose to monitor the camera lens also pay attention to the focal length of the lens, the focal length is actually the perspective of the problem, the focal length of different perspectives are also different.

Q:Network surveillance camera, at home, the mobile client can be used, but after the connection network, the client shows the ID is invalid, what is the situation?

In the home wifi, belonging to a network, outside the external network, have a fixed IP

Q:Use home computer camera how to install home monitoring?

Want to know what happened at home, connect the phone can play, if it is their own home camera is not very good type, buy a camera is one or two hundred, as for the installation will certainly need to find a professional person to install, Guangzhou video video Can provide a good program, the last use of their home, but also OK.

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:I installed a monitoring camera admin user password forgotten! How do you handle

Terry: username admin password empty