The numeric string "321499897" is a unique identifier assigned to a specific video clip in their database. While the exact content depends on the specific metadata associated with that ID, these files typically share several key technical and usage characteristics. Technical Specifications : 1280 x 720 pixels (Standard HD).
: You cannot sell the unaltered file or distribute it on other stock platforms. Typical Use Cases source-321499897__720p.mp4
: Crediting the creator is appreciated but not mandatory. The numeric string "321499897" is a unique identifier
: Background footage for YouTube videos or documentaries. source-321499897__720p.mp4