Q:Seeking a few surveillance camera manufacturers

Hai Kang, Dahua, Yu as, with the Corning are domestic good, to see where you want to use, the environment is different from the choice of the camera is also different, the price gap is also great,

Q:What does the privacy of the surveillance camera cover?

2, hemisphere camera: a certain hidden *, while small size, beautiful, you can hoist on the ceiling, make up for some of the shortcomings of the bolt;

Q:Monitor the video recorder has been unable to work what is the reason

VCR power supply problems. You can change the power adapter to try;

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 smaller the focal length, the larger the field of view, the smaller the number of people in the corresponding picture;

Q:I would like to ask how the video surveillance camera is powered?

??Wiring, or to use two lines of good, if their own home, then, with a control line does not matter, but to the customer with the words, or two good, so look more professional, the probability of the problem comparison Smaller.

Q:Camera monitor the recorded file 1 hour how much G ah?

With the hard disk capacity divided by the size of the daily video file and then divided by the number of cameras is the number of days to save the video

Q:Hai Kangwei as the camera mapping problem

If the phone also want to monitor the settings, then, this one must be indispensable. Open the phone settings, and then must remember to monitor the port Yo

Q:What kind of surveillance camera points

Infrared integrated camera, integrated camera, infrared hemisphere, ordinary hemisphere, explosion-proof hemisphere, constant speed ball, medium speed ball, high speed ball, network camera, gun camera (low light, wide dynamic, color to black) And so on.

Q:How to install a surveillance camera

2. For the first time, the system may search the driver to install, free of charge can be identified, can not help but may also download the file automatically install the driver, the next time you insert the time will be much better.

Q:Can the general camera be monitored?

All cameras can be monitored, but not all cameras are suitable for monitoring. The purpose of monitoring is to clearly record the process of the incident, which requires the performance of the camera as a monitor to suit the work environment, site conditions and other requirements.