Vandalprooof IR Dome Camera SONYSUPER HAD CCD Ⅱ 420TVL SONY3142DSP+643CCD

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$36.80 / pc
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Shenzhen
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5 Pcs pc
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20000 Pcs Per Month pc/month

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Product Description:

Vandalprooof IR Dome Camera S-64
1/3"SONY SUPER HAD CCD Ⅱ 420TVL Sony 3142DSP+643CCD IR Distance:20M
Leds:48pcs Ø5mm leds
Size:140mm*96mm
Lens:2.8-12mm Manual
Dual Glass

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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:Police surveillance camera and civilian What is the difference?
Such as prisons, interrogation rooms, etc., need to use the explosion-proof damage to the camera, the police need to use the car head (plus lift rod), due to the increase in functionality, the cost will be relative to the increase, these are civilian do not need.
Q:Monitor inside the infrared network camera infrared light automatically switch and synchronous switch What does this mean?
Synchronous switch has not heard, another set according to set the time to switch. For example, set 18 points to night into black and white
Q:Monitor the camera automatically zoom, electric zoom, manual zoom, zoom lens meaning and difference?
In the surveillance camera, there is generally no automatic zoom, but there is auto focus, such functions generally appear in the integrated camera, the decoder sends a zoom signal to the camera, the camera to zoom work, zoom work is completed, then the image Is blurred, you need to focus, a lot of integrated camera with auto focus function, to complete this focus work. There are some high-end camera (mainly high-speed ball) with a trajectory function, which is set in advance camera rotation and zoom information, after this camera has been set in accordance with the set of good track non-stop tour, which can see Do automatic zoom.
Q:What kind of monitoring camera is used in the store? 360 ° with the introduction of ordinary
If you consider the general monitoring, select the analog camera, ordinary video recorder (remember with a hard disk), plus a display, the estimated cost of 1000-1500 or so.
Q:I now on the 4th floor balcony by a monitor, the main monitoring downstairs car, what kind of camera is good
I suggest you put the width of the next I give you the election, the scope is not very wide, then the proposed election 6 or 8 mm so no blind car can see. Brand recommended domestic Hai Kang or Jing Yang foreign Samsung or Sony. The price is high but the quality is not blown. There are gods do not know to continue to ask questions
Q:There are cameras at the fork in the expressway
The first speed camera is a shape like a rectangular box, play a decisive role is actually connected with the radar module. Radar detection vehicle over speed will be linked when the camera to take pictures of evidence. The speed radar uses the Doppler effect principle. When the vehicle approaches the radar antenna, the reflected signal frequency will be higher than the transmitter frequency. When the vehicle is away from the antenna, the reflected signal frequency will be lower than the transmitter rate. This can be calculated by the frequency of the value of the target and the relative speed of the radar.
Q:Do i have a surveillance camera and a computer? Can the house be installed?
Living room can be installed, the bedroom or the bathroom is not suitable for Kazakhstan!
Q:Ask the professional to answer, monitor the camera with water ripples
To distinguish between power problems and ground loop problems, an easy way is to control the host, the nearest access to a power supply without a problem camera output signal, if the monitor does not appear on the interference phenomenon , Then the control host no problem. Next, you can use a portable monitor near the video output of the front-end camera, and check each camera one by one. If so, then processed. If no, the interference is caused by ground loops and other reasons.
Q:A surveillance camera, two TV at the same time.
The easiest way is what is not directly connected to the line, this method is the most simple and most reliable, with a long time to use three links is also easy to oxidize the problem! The line directly connected to the line, to the TV then then a lotus joint on the line, that is, like the DVD cable that line on the line!
We are specializing in the manufacture of cctv cameras,color ccd cameras,B/W ccd cameras,color Dome cameras,B/W Dome cameras,Mini ccd cameras,Day/night ccd cameras,high speed cameras, Flying Sauce Cameras,wireless CMOS cameras,DVR ,DVR Board ,all-in-one camera,IP camera and lens and other safety protection video products

1. Manufacturer Overview

Location Shenzhen,China
Year Established 1993
Annual Output Value
Main Markets

China; Mid East;Western Europe
Company Certifications

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port Shenzhen
Export Percentage
No.of Employees in Trade Department 50 People
Language Spoken: Chinese
b)Factory Information  
Factory Size: About 5,000 square meters
No. of Production Lines About 20
Contract Manufacturing OEM Service Offered;Design Service Offered
Product Price Range Cheap, professional