Q:Outdoor surveillance camera what brand good ah

Outdoor surveillance camera to meet their actual needs, the quality of trust, is the right of their own. Do not blindly pursue the brand.

Q:What is the number of lines that a surveillance camera needs to use?

2, video cable (transmission video signal, syv75-3, syv75-5, syv-75-7 these three are the most commonly used)

Q:Why mobile phone surveillance camera is always not online

1, the first network camera installed, connected through the network cable to the switch, the network camera connection is not the need for each network cable must be unified in a switch (such as: need to install a camera in the distance, if you want to install ten Camera so the traditional camera is necessary for each coaxial line must be inserted at the same time in a video recorder can be used normally, but the network camera can add a switch, that has ten network switches into a network only need to pull To another switch on the normal use, so do not have to spend a lot of trouble, save a lot of labor)

Q:Monitor the camera lens focal length is what the situation according to the scope of the big focal point what the situation according to the clear

The larger the focal length, the smaller the field of view, the larger the person in the picture, the clearer the detail.

Q:Remote monitoring principle

When the alarm occurs, the alarm decoder will be linked to the alarm output device, and through the alarm decoder to enter the alarm signal RV-2000 video terminal, and transmitted to the monitoring center, the monitoring center of the video server to receive the alarm signal immediately after the sound signal, Record alarm events, such as hard disk video alarm operation.

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

4 Road 500G to the top of more than a month, few have more than 7TB, you can look at Taobao looking for the camera to buy the shop side, you ask people, he will tell you.

Q:P2p wireless monitoring camera how to achieve remote monitoring

I have a camera can be directly through the customer service side to add the camera id can be achieved remote monitoring, do not do port mapping

Q:What is the meaning of the high definition and standard definition of the surveillance camera?

Sub-level is not the same, there are industrial-grade, home-class, high-definition standard than the standard standard strict.

Q:Can the general camera be monitored?

Ordinary camera: ordinary personal computer + ordinary USB camera + software, the establishment of cheap USB camera monitoring system. Applicable to individuals who do not have any requirements.

Q:Network monitoring camera how to make external network access?

First of all, mobile broadband router or dial-up Internet access to the WAN IP is not an Internet temporary IP, so the use of dynamic domain name to achieve remote video will not be successful.