: Refers to the Dolby Digital 5.1 Surround sound quality, which provides a six-channel cinematic audio experience.
: Offers superior 2160p resolution and Dolby Atmos audio for approximately $24.49 - $32.38 at stores like Barnes & Noble or Amoeba Music . Mad Max: Fury Road 2015 Dual Audio Hindi-DD51 BluRay ESubs
: This indicates the file contains two separate audio tracks that you can switch between while watching. : Refers to the Dolby Digital 5