: This version uses the Advanced Audio Coding (AAC) format for its 5.1 surround sound. Immersive Experience

: This specifies the quality and source of the video file.

The audio. Advanced Audio Coding. Six channels of chaos. Front left: Liv Tyler crying. Front right: Billy Bob Thornton pointing at a map. Center: “ I don’t wanna close my eyyyyes… ” Surrounds: shrapnel, debris, and the roar of a space shuttle launch. Your two speakers on an old laptop won’t do it justice, but the file promises a soundstage the size of a multiplex.