This indicates the Frame Rate is 25 frames per second (fps). This is the standard frame rate for PAL television and many international film exports.
Used for quick, low-data mobile downloads. Prbhar_HD 720p_LOW_FR25mp4
The file container format. MP4 is universally compatible with almost all smartphones, PCs, and smart TVs. Common Context This indicates the Frame Rate is 25 frames per second (fps)
Here is a technical breakdown of what the filename indicates: Technical Specifications Prbhar_HD 720p_LOW_FR25mp4
Where "Low" versions are offered for users with limited internet bandwidth.