4CH Home Security System DVR KITS with 4pcs Weatherproof cameras S-8

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$167.90 / pc
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Shenzhen
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TT
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5 Pcs pc
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20000 Pcs Per Month pc/month

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Product Description:

4CH Home Security System KITS CCD IR Series 4-CH Net DVR KITS 4pcs Weatherproof cameras S-8 Security DVR kit Packing List:

1. 1×4CH H.264 Stand-alone DVR
2. 4×1/3 Sony CCD Cameras  ( 600TVL, 3.6mm lens)with bracket    
3. 1×5CH Power Distribution Wire
4. 1×DC12V/5A Power
5. 1×IR Controller (Use on DVR)
6. 4×Video/Power cable (20M)
7. 1× SATA HDD(Optional) Without HDD

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Q:What is the name of the camera with the monitor?
This is called a closed-circuit television monitor, anyway, the box is so written ~
Q:How quickly remember to monitor the camera model, to do business, such as the DS_2CD3T20D-I5 which is what is the Thank you
1.4 The camera type code is represented by an Arabic numeral, see Table 1. Code definition 1 General type camera 2 Integrated camera 5 Dome camera 7 IP dome camera 8 IP gun type camera
Q:Remote monitoring principle
Network communication using TCP / IP and network multicast (Multicast) technology, to maximize the use of the network transmission performance and network bandwidth, to avoid network congestion.
Q:Police surveillance camera and civilian What is the difference?
Police cameras and digital cameras are basically no difference, but for some special occasions, some of the requirements.
Q:What's 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:Monitor camera parameters how to see
Focal length (f): focal length is the distance between the lens and the photosensitive element, by changing the focal length of the lens, you can change the lens magnification, change the size of the captured image. When the distance between the object and the lens is very far, we can use the following formula: lens magnification ≈ focus / material distance. Increase the lens focal length, enlarge the magnification, can be closer to the vision, the scope of the screen is small, the details of the vision to see more clearly; if the lens to reduce the focal length, magnification reduced, the scope of the screen expanded, See the bigger scene.
Q:What is the meaning of monitoring the focal length in the camera?
So, you want to see a wide range, to choose a small aperture of the lens, but to see the target will be smaller.
Q:What color is the monitor when the camera is turned on?
Most of them are red, there are white light and no red light at night no light, and the specific relationship between the wavelength of infrared light.
Q:How to make cable monitoring camera temporarily failed
If the computer is used, then the driver can be temporarily closed, and then use the time to open. If the supermarket is like a large surveillance camera, a simple way to put the video line of the line of the line pull, and then use the time to connect, you can achieve the picture you said snow, temporarily turn off the screen effect. (Before school, the classroom has installed the camera, is to use this method, when the exam more cheating insurance -!
Q:How to install a camera at home, I can visit a website outside the home to monitor the situation?
Second, through the camera with the client software landing: enter the user name password can be real-time monitoring of the camera screen.
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