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Story summary
- HDMI Audio Return Channel (ARC) lets TVs and projectors send audio back to soundbars or AV receivers over the HDMI cable used for video, introduced with HDMI 1.4.
- Enhanced Audio Return Channel (eARC) offers features for improved sound and picture quality.
- Devices with ARC/eARC ports connect to AV components, optimizing HDMI port usage on TVs.
- Specific AV devices benefit from this connectivity.
- The guidance helps maximize HDMI ARC/eARC performance.
