eARC is going mainstream as Vizio’s mid-range M-Series soundbars get the feature.

Barely a year ago, only a handful of high-end soundbars could handle eARC, an “enhanced” version of the ARC (or “audio return channel”) standard that allows for lossless audio. But this year, eARC support for soundbars is becoming decidedly mainstream, with Vizio announcing that more of its mid-range models will support the feature.
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