Like many contemporary soundbars, the Vizio Elevate is capable of playing audio encoded in either Dolby Atmos or DTS:X. Unlike them, though, it seeks to maximize the immersive effects of those audio codecs by physically moving its speaker units to ensure the sound is directed where it can make the most impact.

That’s right, it physically moves. No, we don’t mean the speaker walks itself to another part of the room like a weird autonomous robot.
…
Continue here:
https://www.coolthings.com/vizio-elevate-5-1-4-channel-soundbar-rotating-speakers/