The text is a common file naming convention or placeholder for an MP4 video file . MP4 (MPEG-4 Part 14) is a widely used digital multimedia container format that stores video, audio, and other data like subtitles and images.
If you are looking for information related to this file or format, here are the most common tasks: Common MP4 Actions Merge MP4 Videos: Combine MP4 Files for Free Online - Adobe _e_mp4