About Us

Cofdm.cn was found by a group of experts specialized in video and audio and wireless products at Shenzhen in 2015, with a factory in Shenzhen, focus on the system design service turnkey solution, we provide full customize a design from PCBA to complex time-to-market turnkey system.

We committed to providing the most advanced and best performance system of wireless HDMI transmitter-receiver and SDI wireless transmitter and receiver and wireless conference system solutions to customers worldwide. Our motto is: we will not stop the only customers satisfy and make money.

With proprietary protocol and private chipset, we provide amazing wireless transmitter products with a high-quality video and extremely low latency, sell all over the world in USA, Europe, and Asia now. Our customers are from hospital to school, enterprise to government, even the worldwide famous brand, we had been designed many unique and marvelous products.

We are looking for a local brand company worldwide, and provide our unique and special design for them.

Core Values


Makes improvements to products or processes that result in greater efficiency and effectiveness. Responds quickly to new ideas.


Exhibit honesty and integrity at all times. Openness with our team & clients. Build long-term relationships and trusted partnerships.


Dedicated to the success of our customers, partners, employees and shareholders.


We build a company that inspires people to do better things, self-improvement, never stop learning.

Development Path

Cofdm.cn aims to provide innovative wireless audio video transmitter and receiver products and solutions to our customers.

In 2015

Cofdm.cn was established by a group of experts specialized in Audio & video at Shenzhen China in 2015, focusing on developing audio and video and wireless solutions for different industries.
1080p low latency wireless video system for drone kick-off.

In 2016

We successful launcher the first generation of wireless video transmitter systems for the drone, with 16ms latency and 1KM distance, which adopted by some famous drone companies.

In 2017

We attend HK fair and release the first 1080P wireless transmitter and receiver products in the HK fair, which is the lowest latency & most stable Wi-Fi-based HD transmission solution.
Our products get the CE/FCC/TELEC certificate and start to sell to the global market.

In 2018

We launched our [email protected] wireless HDMI products.
we start to develop our wireless conference and collaboration system. Our long-distance wireless video transmitter and receiver are successfully launched to the market, which is based on OFDM technology, with 3KM-6KM distance and ultra-low latency.


Products sold all over the world in USA, Europe, and Asia


Engineers with over 15 years Audio & Video experiences


We have obtained over 30 Patents for our products


Over 20 R&D staff in Shenzhen

Our Team

Factories and Equipment

Company Image

Factory Scene-1
Throughput Test
SMT Production Line
Factory Scene-2
Industrial Park Gate
DIP Production Line
Automatic Burner
High-Temperature Aging Room
Network Analyzer
WiFi Correction

Let us work together to create.