HDMI ARC (and the newer eARC) makes it easy to set up a TV and soundbar with a single cable.

The next time you set up a new TV or connect one of the best soundbars to it, you might notice that one of your HDMI inputs is labeled “ARC.” Though you may not realize it, those three letters indicate one of the best home-theater features — one that can save you money, reduce your cable clutter and simplify your home-theater setup.
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