: The term "dual" typically indicates that the file contains two audio tracks, often English and Spanish, allowing viewers to choose their preferred language.
: In digital release nomenclature, this often stands for "Updated," suggesting an improved version of a previous file, such as one with better encoding or fixed subtitles. Movie Overview: A Modern Fairy Tale
: This signifies High Definition (Full HD) quality with a resolution of 1920x1080 pixels, providing a crisp and detailed viewing experience.