DOLBY ATMOS APP DOWNLOAD cinemas to the smallest of home theaters, Dolby Atmos is one of the latest ways to get surrounded by sound -- now from above! While Atmos soundtracks will work with a traditional five-speaker-and-subwoofer (5.1) system, one of its main benefits is a greater ability to work with as many (or few) speakers as you have. In this explainer I'll break down how Atmos works, why height speakers and upward-firing soundbars are cool and everything you've ever wanted to know about Dolby Atmos but never bothered to ask. Making sound surround To understand what makes Atmos different than, say, its direct predecessor Dolby Digital, let's first take a look at how sound is mixed for movies and TV shows. Everything you hear in a movie, from the music to the voices to the sound effects, all gets mixed into specific "channels." For simplicity's sake, we'll say these channels going around the room are left front (L), center (C), right front (