Stands for Dolby Digital 5.1 surround sound (6-channel audio).
High-definition resolution sourced from a physical Blu-ray disc. Stands for Dolby Digital 5
Searching for "direct download" links for 1080p BluRay files often exposes your device to: Stands for Dolby Digital 5
If you are looking for this specific file, here is what the technical labels mean: Stands for Dolby Digital 5