“I'm interested in if my TV is e arc compatible? I have a Sony xbr 850 4k . It has arc but not sure what is e arc Thanks”

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• ARC stands for "Audio Return Channel," You send video to the TV with an HDMI cable, and that same HDMI cable sends audio from the TV back down the same cable.

  Answered by TheKoz 7 years ago

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• if you hook it up to the ARC you only need the one 4k hdmi cable

  Answered by kevinscott 7 years ago

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