“In the side picture showing the 3 HDMI inputs the top one shows HDMI 1 (arc ). My older tv does not show ( arc ) for HDMI 1. What is ARC and is it used for different connections?”

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• The ARC is used for audio out. Some soundbars work better when you use the ARC HDMI instead of digital optical.

  Answered by That Guy 8 years ago

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