Oppenheimer.2023.1080p.bluray.ddp5.1 -cm- Tsk.mp4 Link

: This stands for Dolby Digital Plus 5.1 . It is an advanced audio compression scheme that provides six channels of surround sound (center, left, right, two rear, and a subwoofer).

: These are typically "release group" tags, identifying the specific team or individual who encoded the file. Oppenheimer.2023.1080p.BluRay.DDP5.1 -CM- TSK.mp4

: Indicates the source of the video. Blu-ray rips are typically superior to streaming (Web-DL) because they have higher bitrates and less compression , resulting in a sharper image. : This stands for Dolby Digital Plus 5