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H - High D - Definition M - Multimedia I - Interface
Sorry, there was a problem. Please try again later.Can be run behind drywall for a nice clean finish for your audio system
Sorry, there was a problem. Please try again later.Simply means its rated to be used (if you decide) to hide the wire through the wall. Usually done when hanging the television on a wall.
Sorry, there was a problem. Please try again later.It means the cable's jacket meets or exceeds the requirements to be installed "in-wall", i.e. behind the drywall.
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