Q:Outdoor surveillance camera that kind of good, how the price

Depends on your installation of specific environment, such as to see the distance, temperature and humidity, whether with infrared, etc., generally Hikvision, Samsung and Panasonic more affordable point

Q:What is the difference between monitoring cameras CCD1 / 3 and 1/4?

The bigger the CCD is, the better. There are now 1 inch, 2/3 inch, 1/2 inch, 1/3 inch, 1/4 inch. 3.6MM lens distance of about 8 meters 6MM lens distance of about 15 meters 8MM lens distance of about 25 meters 12MM lens distance of about 35 meters is the larger the lens, you can see farther things, but see the face very little difference is 1 / 3 lens of the light through the small aperture

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

1, the power cord (12v power supply and 220V power supply, dvvr2 * x, is to the camera power supply)

Q:Monitor the camera what is the zoom

Zoom, is the focal length, that is, long-term problem! Is to see the camera to the object far, closer. Change is to see the object to enlarge. Do you understand that?

Q:6mm camera and 3mm camera What is the difference

1,6mm and 3mm refers to the size of the lens;

Q:What is the maximum visual range of a video surveillance camera?

And the lens, light board angle, detailed advice Jinrui as surveillance cameras

Q:Video surveillance camera pixel 1080P what it means

Effective display format: 1920 × 1080, the number of pixels to reach 207.36 million letters p means progressive scan digital 1080 that the vertical direction of 1080 horizontal scan line,

Q:Monitor the camera if the power supply to him a large current, pay attention to the current is not the voltage, the voltage is 12V, then what will happen to the camera?

The current is very rare to see this situation, but the current is low, then I am sure that the monitoring head will appear like a pattern like interference

Q:Dahua monitor a single image upside down, the rest of the camera are good, how the matter, had been good!

The camera back to security, Guangan Lei Ke security for you to answer

Q:Monitor the camera screen black

Acquisition card problem if not your driver is not installed. That is the acquisition card itself is a problem