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Understanding HDMI Cable Specifications
Do you really need an expensive cable? Here is what matters when choosing an HDMI cord.
April 28, 2026 3 min readBy Technico Team
Cable Ratings
Don't get fooled by marketing jargon. Look for the 'Ultra High Speed' label on the packaging, which supports 48Gbps bandwidth. This covers 4K at 120Hz and 8K resolutions. This is the only certification you need to verify quality.
Build Quality
Unless you have an extremely long run, you don't need gold-plated connectors or expensive shielding. Look for well-constructed connectors that fit snugly into your ports. If you are running the cable through a wall, ensure it is 'CL3' rated for fire safety.
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