: This is the most critical tag. It means the video and audio tracks were "remuxed" (transferred) directly from the Blu-ray disc into a digital container (like .mkv) without being re-encoded . You get the exact quality of the physical disc.
DD2.0 is standard stereo. It lacks the surround sound (5.1 or Atmos) usually found on high-end releases. High Shepherd.2021.PL.1080p.BluRay.REMUX.AVC.DD2.0-K...
: The video codec used (Advanced Video Coding, also known as H.264). DD2.0 : The audio format—Dolby Digital 2.0 (Stereo). : This is the most critical tag