If you are looking at the "feature" or technical metadata of the file:
The "C" in the filename usually indicates a specific cut, version, or a segmented part of the full release (e.g., "Cut C"). Technical Context ADN-263_C.mp4
This specific entry is titled "Nude Life Document 18: Kanan" and features the performer Kanan . If you are looking at the "feature" or
Typically available in 720p (HD) or 1080p (Full HD) , depending on the source. depending on the source.