What is eARC and how is it different from ARC? | Sony AP
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HDMI 2.0 4x1 4K@60Hz Switch with eARC/ARC Audio Splitter for Soundbar - Audio Video Switch and Splitter - Audio Video
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HDMI eARC Explained & The History Of Audio Video Cable - YouTube
What you need to know about HDMI ARC and eARC
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HDMI ARC and HDMI eARC: everything you need to know | What Hi-Fi?
HDMI ARC and eARC: Audio Return Channel for beginners - CNET