: Likely denotes a "High Quality Screen Print," which is a copy captured from a cinema screening but processed for better visual clarity than a standard camrip.
: High Definition (HD) with a vertical resolution of 720 pixels. : Likely denotes a "High Quality Screen Print,"
: The container format (Matroska) that holds the video, audio, and subtitle tracks in a single file. : Likely denotes a "High Quality Screen Print,"