Do You Need HDMI eARC For Dolby Atmos? –

One of the main benefits of using HDMI eARC for Dolby Atmos lies in its name. HDMI eARC allows for a more enhanced audio quality to be transmitted. Dolby Atmos technology uses object-based sound, which means that individual sounds are treated as separate objects, rather than being part of a fixed channel.
HDMI eARC and Dolby Atmos are two technologies that have become popular in recent years. They're designed to create home theater experiences that rival cinema experiences.

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OREI eARC 4K 60Hz Audio Extractor, Converter Sound Bar 18G HDMI 2.0 ARC Support - HDCP 2.2 - Dolby Digital/DTS Passthrough CEC, HDR, Dolby Vision, Dolby Atmos HDR10 Support. : Everything Else

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The HDMI eARC(EnhancedAudio Return Channel) adapter converter is ideal for enabling home theater sound system to accept tv eARC sound formats up to

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