The-dictator--2012--dual-audio--hindi-dubbed--5-1-dd----english--720p---480p--hd----hdmovies4u

: Refers to Dolby Digital 5.1 surround sound, which provides a more immersive audio experience if you have a compatible speaker setup.

: The name of the website or "uploader" that labeled and hosted this specific file. : Refers to Dolby Digital 5

The text you provided is a file name format commonly used on movie download websites like HDMovies4U. It describes a specific digital copy of the 2012 film starring Sacha Baron Cohen. : Refers to Dolby Digital 5