If you recently purchased a smart TV or TV-adjacent audio device like a soundbar or home theatre system, you may have spotted the litany of HDMI ports on the back. Curiously, one of these HDMI ports may be demarcated and have an ARC or eARC label on it. But what is HDMI ARC/eARC, and what does it mean? Should you always use the HDMI ARC port over the regular HDMI port? What are the advantages? We’ll explore these topics in this article.
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