HDMI Resources Overview

HDMI cables manufactured by licensed HDMI Adopters are an important part of connecting audio video systems whether for the home or commercial installations.

HDMI® Cables

HDMI cables manufactured by licensed HDMI® Adopters are an important part of connecting audio video systems whether for the home or commercial installations. Cables should be marketed by their official cable names only and must also display the official cable name logos. Logo reproduction graphic files are available to licensed HDMI Adopters on the Adopter extranet.


There are various HDMI cable types on the market so get the one that is right for your needs. Check here for an overview of all the HDMI cable types and how to identify them.

Ultra High Speed

The Ultra High Speed HDMI Cable is the only cable that supports all the HDMI 2.1b features including uncompressed 8k@60 / 4K@120 and up to 48Gbps bandwidth. Read more about the HDMI 2.1b specification including cable FAQs.

Premium High Speed

The Premium High Speed HDMI Cable is tested and certified to support 18Gbps bandwidth and ensure compatibility with features such as 4K@60 and HDR. Each package also displays a special authentication label.

High Speed

High Speed HDMI Cables are designed and tested to support 4K, Deep Color, 3D and up to 10.2 Gbps, and may also support other features like 4K60.

Testing Resources

Testing Policies

Products claiming compliance to HDMI specifications must meet all compliance testing requirements which helps ensure performance, interoperability, and compliance with the specifications. Check here for testing policies.

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Test Equipment Manufacturers

Some test equipment manufacturers are licensed to manufacturer test equipment for use with HDMI compliance testing. Please check our listing of licensed testing equipment manufacturers.

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Authorized Test Centers

HDMI Authorized Test Centers (ATCs) are where licensed manufacturers can test their products. There is a global network of test centers and they are the only official HDMI authorized test centers. Check here for locations.

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Trademarks and Logos

HDMI Logo Guidelines

Adopted Trademarks and Logo Usage Guidelines

The Adopted Trademarks represent the recognized quality and reliability of the HDMI Specification and are valuable assets that must be used in a consistent fashion to convey these qualities. These helpful guidelines are available for download.

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HDMI Logos

HDMI Logos Graphic Hi-Res Files

Use of the HDMI Logos must be consistent with the instructions in the Adopted Trademark and Logo Usage Guidelines. Only licensed HDMI-enabled products are able to display these logos. You can download multiple logo versions.

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China Adopters

China Resources

We have informational resources in Chinese covering a range of topics that you can access here. Additional information for our Chinese Adopters is available on the Adopter Extranet.

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HDMI® Licensing Administrator, Inc. (HDMI LA) is the agent appointed by the HDMI Forum to license Version 2.1b of the HDMI Specification and is the agent appointed by the HDMI Founders to license earlier HDMI Specifications.

Our Contacts


HDMI® Licensing Administrator, Inc.
550 S. Winchester Blvd,
Suite 515
San Jose, CA 95128, USA
Contact HDMI LA