Zhongchuang Technology Group Limited

LinkAV - Link your A/V wirelessly!

Focusing on Wireless Transmission for over 15 Years!

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Portable WirelessSD Transmitter , Wireless USB Transmitter DC12V

Good quality HD Wireless Transmitter for sales
Good quality HD Wireless Transmitter for sales
Everything goes well, sample tests are very success.

—— Anton

Good quality and prompt reply!

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The order is confirmed, We are inshallah coming to see you.


After ordering from you last Sep., we want to expand our cooperation, please give me for HD solution

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I am looking forward to place an order with your company again soon.

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Hi Lara: I received the package today...thanks, looks great! I look forward to working with you. Gary

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Portable WirelessSD Transmitter , Wireless USB Transmitter DC12V

China Portable WirelessSD Transmitter , Wireless USB Transmitter DC12V supplier

Large Image :  Portable WirelessSD Transmitter , Wireless USB Transmitter DC12V

Product Details:

Place of Origin: Shenzhen, China
Brand Name: LinkAV
Certification: CE
Model Number: C321-2W

Payment & Shipping Terms:

Minimum Order Quantity: 1 piece
Packaging Details: Carton Box
Delivery Time: 2-4 weeks
Payment Terms: Western Union, MoneyGram, T/T, L/C
Supply Ability: 1000 pieces per month
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Detailed Product Description
Working Current: 1.9A Material: Aluminum
Working Voltage: DC12V Modulation Type: COFDM
Product Type: Wireless Video Transmitter RF Interface: N Female Head
Packaging: Carton Box

Portable Wireless AV Transmitter , Wireless USB Transmitter DC12V



The C321 series are based on H.264 encoding technology, the SD digital wireless video transmission equipment was first developed in 2011. The system uses 300-860MHz frequency, advanced COFDM, QPSK, QAM modulation technology, highly improves the transmission, disturbance and the combination of the image quality , the high transmission specifically comes to more than 5KM .

  •  Low latency
  •  Working frequency and RF bandwidth self-adapted within specified range
  •  Separately workable and also compatible with external power amplifier
  •  Low power consumption, small size and portable usage
  •  IP camera compatible
  •  Reliable Military Components
  •  External lithium battery, easy operation and battery replacement
  •  Mostly applied to Surveillance Systems for Security Departments



Technical parameters:




Modulation Type


Working Bandwidth


FEC(forward error correction)


Guard Interval


Video Input

HDMI: Support HD1080P,720P,576,480

Video Compression


RF Interface

N Female Head

Parameter Control Method

Adjustable digital LCD control panel

Encryption Method

AES256 can set user’s password

Working Voltage


Working Current


Output Frequency

400MHz,per 0.1MHz adjustable

Output Power

22dBm~32dBm,the adjustment step is1dB(optional)

Work Environment
























Portable WirelessSD Transmitter , Wireless USB Transmitter DC12V




LinkAV was founded in 2005, specialized in long range wireless video transmission. Our passion for innovation keeps us one step ahead in the rapidly changing and increasingly challenging environments we perform in, whether on the battlefield, the streets of cities a


High performance video surveillance, communications and broadcast systems enable our customers to securely monitor, communicate and share information with confidence in complex environments and in the most demanding situations.


Contact Details
Zhongchuang Technology Group Limited

Contact Person: sales1

Tel: +8613714176982

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