: This is likely an internal catalog number , ID, or a specific production code used by a content provider (common in niche archival or regional media databases). BR : Indicates the source is a Blu-ray rip.
: The file container (MPEG-4 Part 14), widely compatible with most media players. 14199-BR1080p-SUBS-UNKNOWN.mp4
: The resolution is Full High Definition (1920 x 1080 pixels). : This is likely an internal catalog number