CCTV Camera CM-K21-S119 1/3"SONY SUPER HAD CCD Ⅱ 700TVL SONY Effieo 4140+811 CCD

Ref Price:: $40.25 / 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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IR Camera CCTV Camera CM-K21-S119 1/3"SONY SUPER HAD CCD Ⅱ 700TVL Sony Effieo 4140+811 CCD IR Distance：35M
36pcs Ø5mm Leds
Size:210mm*68mm
Lens：3.6/6MM
Dual Glass With OSD

Q: Will a 12V10A switching power supply with a few 12V2A surveillance camera? How far can its DC current output? Please have experienced master answer, thank you: General 2 * 1 power line transmission 300 meters is no problem.

Q: Camera clarity, 1080p. 3mp. 4k, what does it mean: 4K, that is, 3840 × 2160 pixel resolution

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: 3 megapixel surveillance cameras store much day: Monitor video 24 hours per channel per day Recording space size calculation formula:

Q: What is the difference between a dome camera, a gun camera and a dome camera in security monitoring?: Mainly the use of the difference, the dome camera is generally used for indoor ceiling place, because it is relatively small, so more beautiful. Gun camera is generally installed in the channel, plant or parking area and other areas. The advantage is that you can install long focal length lens to expand the scope of monitoring, the disadvantage is more obvious.

Q: Surveillance video can only save 4 days (the original can save about 15 days), is not the hard disk video recorder is a problem?: If that's the case, then you can consider replacing the hard drive.

Q: How to choose to monitor the camera and video capture card?: Monitoring system installation first determine the existing computer to install the monitoring card (this method is now rarely used), or embedded hard disk video recorder to do your monitoring host. Use the computer to install the monitoring card, suitable for familiar with the computer installation, a professional staff on duty, more functional requirements of the place. But the computer needs 24 hours to boot, and easy to crash in the virus or poor heat and other issues; the use of embedded hard disk video recorder does not require professional knowledge, do not need to keep, the operation is very simple, like the use of VCD as convenient;

Q: What is the difference between a camera and a monitor?: Camera digital camera The wide range of cameras, the basic principles of its work are the same: the optical image signal into electrical signals, in order to facilitate storage or transmission. When we shoot an object, the light reflected on the object is collected by the camera lens, focusing it on the light receiving surface of the camera (such as the target surface of the camera tube), and then through the imaging device to light into electricity, that is, "Video signal". Photoelectric signal is very weak, need to be pre-amplifier circuit to enlarge, and then through a variety of circuits for processing and adjustment, the final standard signal can be sent to the recorder and other recording media recorded, or spread through the transmission system or sent to the monitor display.

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: Wireless surveillance camera security is not? Easy to be peeped not? LAN and external network access speed how?: That visit is the time of video transmission, of course, will be faster in the local area network if you want to visit soon need to have a high bandwidth of LAN connection.

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