CCTV Camera CM-K21-S116 1/3 800TVL CMOS Camera,DC12V 8150DSP+139Sensoe

Ref Price:: $27.60 / 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-S116 1/3 800TVL CMOS Camera,DC12V 8150DSP+139Sensoe IR Distance：35M
36pcs Ø5mm Leds
Size:210mm*68mm
Lens：3.6/6MM
Dual Glass

Q:Infrared surveillance camera at night (no light) no picture and flash is how the matter: Infrared light will flash, or no picture of the screen. First change the power, not the case, this camera should be broken. Under normal circumstances, in the dark, the infrared light is always bright, not flashing.

Q:What is the black box that monitors the camera connection?: As the name implies, the power adapter is used to power the device, the mains 220V input DC12V or AC24V output;

Q:Monitor the camera 1 road 4 what is the difference: Very simple This is for the camera's hard disk video recorder to the general are at least 4 Road 8 Road 16 Road 32 Road, a camera all the way, there are 16 points can be connected to 16 points is 16 cameras.

Q:I would like to ask how the video surveillance camera is powered?: You are right, video surveillance cameras used to make a signal with a coaxial line, and then another line when the power supply, but the two lines can also be a line to achieve. That is to use control Because the control line is a double core, with a shield, we can put the video ground, and the power of the negative line, together, sharing a line, that is, the control line of the shield, and then Inside the two core, one when the video signal is positive, one when the power is positive. This can, but if the distance is very long, it is recommended not to do so, because of this, the signal shielding will be a little interference.

Q:Monitor how the camera looks online: The device is connected to the wireless network, it will automatically upload the camera to capture the information, then the user can download the relevant device on the phone after APP, you can remotely view.

Q:Video surveillance video storage how to calculate the hard disk needs I use the 720P camera, to store 3 months of video, need to use the hard disk?: 720p format (750p): 1280 × 720 (horizontal 720 lines, progressive scan), a resolution of 1280 × 720p / 60Hz, the frequency is 45kHz General: a day about 24G.

Q:3 megapixel surveillance cameras store much day: 3600 seconds (per hour) * 24 hours (per day) * Rate (128kbps-8Mbps) / 8 (conversion of bytes and bits) / 1024 (converted to M) / 1024 (converted to G) ≈42G (bit rate is 4Mbps)

Q:Monitor the video recorder has been unable to work what is the reason: VCR power supply problems. You can change the power adapter to try;

Q:Monitor what is good for video recorders: Dahua's software is easy to use, but DVR's BNC plug is easy to loose, resulting in poor contact, sometimes the channel screen will not show or interfere with the screen.

Q:How to use video surveillance video surveillance: Then a video server, just fine ... ... video line above to be a three links

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