4CH Home Security System DVR KITS with 4pcs Dome Cameras S-12

Ref Price:: $155.25 / pc

Loading Port:: Shenzhen

Payment Terms:: TT

Min Order Qty:: 5 Pcs pc

Supply Capability:: 20000 Pcs Per Month pc/month

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4CH Home Security System KITS CCD IR Series 4-CH Net DVR KITS 4pcs Dome cameras S-12 Security DVR kit Packing List:

1. 1×4CH H.264 Stand-alone DVR
2. 4×1/3 CMOS 800TVL Cameras (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

Q: How does the surveillance camera solve the backlight problem?: Monitor the camera when installed properly, the exact location of the installation is not properly, in the monitoring screen may appear backlight phenomenon, which is installed monitoring often encountered problems. Especially in the entrance to install the surveillance camera is more prone to this problem, aimed at this problem, in fact, has not yet fully found a very effective way, the following Xiaobian introduced three ways to improve the backlight appearance must have a role, everyone In the use of the process of induction on-site environment and many other conditions to think, and then seek the best disposal approach.

Q: What is the black box that monitors the camera connection?: DVR is usually used analog (DVR) and network (NVR) two, look at the interface behind the fuselage can distinguish. DVR according to a few video input will have several BNC input interface, NVR is not.

Q: HD camera and infrared camera difference: HD camera is said that his clarity, infrared camera is that it's night vision function, in order to highlight the main features of the name of a

Q: Monitor camera parameters how to see the bigger the bigger the better?: Lens focal length and angle Focal length Specification angle 2.1 mm Small lens 1/3 150 ° 2.5mm. Small lens 1/3 130 ° 2.8mm Small lens 1/3 115 ° 2.8mm. Fixed aperture 1/3 115 ° 2.8mm 1 / 3 96 ° 4mm 1/3 78 ° 6mm 1/3 53 ° 8mm 1/3 40 ° 12 mm 1/3 23 ° 16 m 1/3 17 ° 3.5-8 mm 1/3 96 ° - 45 ° 6-15 mm 1 / 3 54 ° - 23 ° 6-36mm

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: 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: Video surveillance camera pixel 1080P what it means: 1080P is a video display format developed by the American Society of Film and Television Engineers (SMPTE).

Q: What is the abbreviation for monitoring the OLUX on the camera?: The ambient illumination can be divided into several ranges: ultra low illumination (10-2lx), low illumination (10-1lx ~ 10lx), general illumination (10lx ~ 105lx), high illumination (106lx or more). See Table A.1. Table A.1 Environmental Illumination Range Environmental Illumination lx 2 × 10-5 to 2 × 10-4 7 × 10-4 to 3 × 10-3 3 × 10-2 to 3 × 10-1 5 5 × 102 3 × 103 ~ 105 3 × 104 ~ 105 106 Examples of environmental conditions dark night stars moonlight dawn sunrise / sunset cloudy sunny flame

Q: The monitor camera does not display the image on the display: If the power is turned on, but the display no image display, is a blue background and "OFF" words, then the display menu to open the corresponding channel can display the image out.

Q: Monitor the hard disk on the recorder is what format without formatting: Continuous monitoring, then, hard disk is full, automatically erased the oldest video, recorded the new. Loop video.

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