The idea behind a conventional surround sound setup is simple: the speakers surround you, and thus, so does the sound. But a new generation of sound bars, the all-in-one devices that sit below your TV and house multiple drivers in a horizontal layout, also claim to have surround sound capabilities. How can that be possible if the only speaker is directly in front of you?
from How-To Geek https://www.howtogeek.com/336009/how-do-surround-sound-bars-work/
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