A regional identifier. In this context, it stands for Germany (the country of origin) or German language components within the container file. Why Audio Setup Critical for Dark

Picking up several months after the Season 1 finale, the story expands across : 1921, 1954, 1987, 2020, and 2053.

: If you own a home theater receiver or a 5.1 soundbar, ensure your media player settings are set to "Audio Pass-Through" (or Bitstream). This allows your soundbar or receiver to decode the raw 5.1 signal rather than letting your computer downmix it to stereo.