: Dolby Digital audio, common for surround sound support.
: This double extension suggests a container conflict; likely an MKV (Matroska) file mistakenly renamed to MP4 . Vis.a.Vis.720p.S01E01.WEB-DL.x264.AC3.DUAL.mkv.mp4
This guide explains the technical and narrative details for the file , which is the pilot episode of the Spanish crime drama Vis a Vis (also known internationally as Locked Up ). Technical File Breakdown : Dolby Digital audio, common for surround sound support
The filename contains specific tags used by release groups to describe the video's quality and encoding: : High-definition resolution (1280 x 720 pixels). : Dolby Digital audio
: A direct, lossless download from a streaming service like Netflix or iTunes.