1080p_4000k_387288551.mp4

: Many content delivery networks (CDNs) for sites like Shutterstock, Adobe Stock, or Pond5 use these numeric strings to identify individual clips.

Based on the filename pattern , this file is likely a specific video asset typically found in commercial surveillance systems , digital signage , or stock footage libraries . The naming convention breaks down as follows: 1080P : Resolution (Full HD, 1920x1080). 1080P_4000K_387288551.mp4

: A unique asset ID number used by a specific database or manufacturer. Possible Origins : Many content delivery networks (CDNs) for sites

: Re-trace where the file was downloaded or exported from; the "guide" you need is likely specific to the software that generated this ID. 1080P_4000K_387288551.mp4