CCTV Camera CM-K21-S120 1/3"SONY SUPER HAD CCD Ⅱ 800TVL 3003P +811 CCD Super WDR Function

Ref Price:: $56.35 / 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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IR Camera CCTV Camera CM-K21-S120 1/3"SONY SUPER HAD CCD Ⅱ 800TVL 3003P +811 CCD Super WDR Function IR Distance：35M
36pcs Ø5mm Leds
Size:210mm*68mm
Lens：3.6/6MM
Dual Glass With OSD

Q:Buy monitor camera attention to what: Due to the manufacturers in the DSP and related technology between the level of differences, so the product is also different, so the parameters are marked with the gap, and some marked 500 lines, and some standard 520 lines, there are marked 530 lines, the highest marked 540 lines, Even 600 lines. So a variety of line number classification, in fact, shows the differences between the various, of course, which also mixed with a small amount of domestic enterprises to 480 lines fake 500 lines above the product composition. In fact, even in the same 540 line products, because the manufacturers of production technology differences and DSP technology differences, the same line of products with different results. But with the naked eye to distinguish is more difficult to compare out, unless the professional testing equipment or image magnification to distinguish, or find one or two real high-end brand camera to contrast. But in essence, 520 lines or more are called high-definition cameras, but analog cameras in the existing DSP and manufacturing technology based on a limit upgrade, it will be the traditional 480 line HD standard to 520 lines Or 540 lines.

Q:Ask the professional to answer, monitor the camera with water ripples: The most common symptom in video transmission is the presence of a black bar or a white bar on the monitor's screen and scrolling up or downwards. Therefore, in the analysis of such failure phenomenon, to distinguish between the two different causes of failure.

Q:Camera clarity, 1080p. 3mp. 4k, what does it mean: 1080P that is 1920 × 1080 resolution, progressive scan (equivalent to two million pixels)

Q:There is a surveillance camera, want to adjust the location, hand touch the head, even live, do not know how the matter: There is one may be your power leakage, and this will be carefully checked, the host, the camera power supply, to prevent human shock, some equipment, metal shell is best connected to the ground.

Q:The VCR monitors how the computer is connected: (2) If there is only one hard disk recorder, you do not need to purchase the switch, and use the crossover cable (one end of the other end B head) to connect the hard disk video recorder and computer can be. Use the computer to access and control the hard disk recorders: use IE browser in the address bar typing http: // hard disk video recorder IP address: port number to open the login page, enter the hard disk recorder administrator account and password on it.

Q:Monitor the camera, how much money one, the kind of video: 20x4 = 80, camera power (outdoor): 25x4 = 100, auxiliary material (connector what little things): 50 wire you have to see your actual situation, and more use Flowers, less with less flowers

Q:Hai Kangwei as the camera mapping problem: Here the network situation is so drop. A TP wireless router, a fiber cat, a monitor, two computers, and N mobile phones.

Q:HD surveillance cameras are common faults: 3) check whether the IP address of the camera and other IP devices within the LAN conflict, the host's IP address and IP address of the camera is in the same network segment;

Q:A camera for an hour how much space: This depends on the camera to shoot the quality of the picture, give you a camera 130W, each picture is 30K look, the picture is 10 Zhen, then every 10 is the screen, that is 300K, 1 hour 3600 seconds , Take out 1080000KB to remove 1024, that is, 1G look like

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

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