COFDM Wireless Video Receiver 4Ch with DVR

COFDM Wireless Video Receiver 4Ch with DVR System 1

COFDM Wireless Video Receiver 4Ch with DVR

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Loading Port:: Guangzhou

Payment Terms:: TT OR LC

Min Order Qty:: 1 set

Supply Capability:: 500 set/month

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Model: SG-CH4

1) MPEG-2 video compression, DVD video quality;
2) Modular design and highly integrated
3) 17" Standard samsung LCD screen;
4) Built in with 60G SSD memory;
5) Support 4 channels 48 hours continuously recording;
6) Can support RS485/RS232 and av signals transmission simultaneously;
7) Nobody can steal your video and audio because of its data encryption.
8) NTSC/PAL automatically adapt, support user adjustable;
9) Supports high-speed mobile NLOS ( Non Light Of Sight ) reception;
10) Adjustable working frequency,bandwidth,RF power and etc.
11) COFDM modulation, Stable signal reception;
12) Can custom made with HDMI/SDI hd interface output;

COFDM Wireless Video Receiver 4Ch with DVR

This picture is just for your reference, we can custom made different functionalities according you needs.

Product Parameters

Frequency	300-800MHz/1.2G/2.4G/5.8GHz (optional)
Memory	60G/120G, 4 channel 48 hours recording
LCD monitor	17inch
RF Level Input	-105dBm~-20dBm
RF Interface	N(F)
AV output	BNC
Modulation	COFDM
Power supply	AC220V / DC12V
Bandwidth	2/2.5/4/8MHz (adjustable)
Constellation	QPSK,16QAM
Data control interface	Standard RS232/RS485/TTL level,9600,8,N,1
RS232/RS485 data interface	Standard RS232/RS485 level, support 1200~115200
FEC	1/2,2/3,3/4,5/6,7/8 (optional)
Guard Interval	1/32,1/16,1/8,1/4 (optional)
Video Output	1 line PAL/NTSC analog video
Video Decoding	ISO/IEC13818-2 MPEG-2MP@ML
Revolution	720×576(PAL) , 720×480(NTSC)
Lines of horizontal	625 or 525 Line
Audio Output	Analog stereo left and right channels
Data encryption	AES / ALLTECH Basic scrambling
Voltage	AC220V±20V, DC14V~DC16V
Work environment	-30~70°
Built in Battery	30000mA, support 4ch 48 hours recording
Size	520430210mm
Weight	22kg

Product Application

COFDM Wireless Video Receiver 4Ch with DVR

Our Services

One year free warranty;
Three months for free spare parts (Replacement parts will be charged after a year);
24-h technical guidance;
One-stop ODM/OEM solution;
We provide professional system design and construction;
We have over 15 years experience's study, design and manufacturing in wireless microwave transmission area;
We are the professional plant source,so we can provide you high quality in best price.

Q: What are the categories of security monitoring systems?: Background music，Entrance guard attendance,Parking barrierSurveillance is a small branch of a security system, a simple understanding that is: the front camera, through transmission, storage video back to the rear, and wall display

Q: I am in a small hotel safety control, the equipment has three heads, a collection card, a computer, I want 4000, the cost is about 3100, I would like to ask enthusiastic colleagues, my construction costs how much money?.Sorry, wealth means no help: 3., it is difficult to see the negotiations, ranging from 15%----20%Tax, if the customer wants to vote, the total equipment price plus 4.83% of the construction costFinally, the total equipment, construction costs, taxes, home together is the total price

Q: Because I will not construction, not technology, I mean, after the shop, after receiving the project, the specific construction is not I go to the construction unit to do? What kind of professionals do you need inside your own store? Also, if it is to join other companies of the brand, shop when you need to go through what procedures, such as the public security departments for the record, business license and so on.: 3. to the local industrial and commercial application form for industrial and commercial business license.4., then to the tax office tax registration certificate, now seems to have to do the industry code certificate, in the quality inspection bureau.

Q: Security monitoring project is not to build the division of electromechanical professional practice: Relatively speaking, in addition to building the largest number of candidates, the municipal public and mechanical and electrical professional demand is also large, but also anchored higher than the price of construction.

Q: What are the sales methods of security engineering?: Security monitoring sales, first of all, they will install, you must understand the overall situation and trends in the security industry, as well as product features and advantages, and more security vendors, technicians communicate.

Q: Why security system is better than the Chiwei AI Tai?: Or an electronic system or network that is assembled or integrated into subsystems by these systems.

Q: How many lines are there in the security monitoring system?: You can't control the camera lens, only video cable and power line，If the camera does not rotate, just two linesVideo cable and power cordAdd signal control line if rotating

Q: What's the profit of security monitoring project?: It's not good to do this business right nowThe price is very transparentIf you don't do the installation, it's more difficult to sell the equipmentBut profits in about 30% can do, but after a year, or included in the 30% from inside it is hard to say

Q: What qualifications do you need for security?: Security engineering enterprise qualification is divided into three levels: level one, level two, level three. Level three is the lowest level. Enterprise qualification evaluation implementation progressive promotion principle.Security engineering business qualification certificate (hereinafter referred to as the qualification certificate) from the center of management qualification in anxie adopts the printing anti-counterfeiting technology unified design, issued by the certification agency in.The main contents of the certificate include security engineering, enterprise information and qualification information.

Q: Security monitoring plan how to draw? Please expert advice!! Urgent!: I drew some simple pictures before. Make the floor plan first, then insert the camera icon, and have a walking map. In the lower right corner of the diagram, you should have a legend!

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