Q:What are the problems with the surveillance camera?

Monitoring the failure of the camera performance for several aspects: ① power supply is not correct equipment failure. ② equipment line connection reasons. ③ the quality of the equipment or components themselves. If it is installed problems caused by the problem, you can solve, but if it is to monitor the camera's own reasons, it would return to the factory maintenance. Now many manufacturers have done a good job after-sales service, such as Hai Kang, Dahua, Zhong Ying Xin and so on.

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

3, the control line (it is the PTZ, the spherical camera control line, with a two-core dvvr line)

Q:I want to install a set of monitoring, a total of 15 cameras, the farthest camera from the hard disk recorder 500 meters, how to install? What equipment?

The general home about three hundred of the camera can need a power cord (then 220V mains), a 12V power supply, a video cable (connected capture card) video line with 75-3 line on the line, the line needs to use two BNC head to connect the camera and capture card software, the collection cassette with a CD-ROM, a collection card driver and monitoring system, the installation is relatively simple

Q:Wireless remote monitoring camera farthest to monitor how far

As long as there is a mobile Internet, where you can see, there is no distance limit. The

Q:How to monitor the camera with the venue, what type of camera installed in what kind of site, the camera installed how much the number of lenses should be equipped with light board.

Monitoring camera should pay attention to the following: camera clarity, illumination, image storage time, etc., it is recommended to monitor the equipment franchise stores (generally every city computer city) asked clear.

Q:Monitor video recorder, how do two video recorders show a display? Video recorder can not be connected with the exchange of two video recorders

Each network hard disk video recorder then a display, a small shop, then buy dozens of pieces of a 2 VGA (HDMI) distributor, anytime, anywhere landing, or camera manufacturers to provide DDNS domain name, buy dozens of pieces of wireless Router, you can also set up, no need to specifically buy a monitor, a computer can see, and analog camera can be the same usage.

Q:Monitor host can not find the camera ip how to do?

Please make sure that the equipment is working properly (power supply is normal).

Q:What do I need to do with video surveillance systems?

Video surveillance system developed a short period of twenty years, from the 19's 80's analog monitoring to hot digital monitoring and then to the Internet video surveillance, has undergone enormous changes. In the IP technology gradually unified global Today, we need to re-understand the history of video surveillance system development. From the technical point of view, the development of video surveillance system is divided into the first generation of analog video surveillance system (CCTV), to the second generation based on "PC + multimedia card" digital video surveillance system (DVR), to the third generation based on IP network video surveillance System (IPVS).

Q:I now on the 4th floor balcony by a monitor, the main monitoring downstairs car, what kind of camera is good

If you want to clear a little to buy a 540-line camera so that the effect is also better at home Dahua Haikang and other brands of quality effects are very good you can also and Beijing, the United States and China Technology Co., Ltd. contact monitoring equipment professional installation

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

Enter the router, set the forwarding rules inside the DMZ host, the camera's internal network IP and port number can be filled into the DMZ host inside, if you do not have static IP, then have to apply for dynamic domain name (DDNS), and then you can from WAN Enter your dynamic domain name to view the camera