: This is the resolution , consisting of 480 vertical pixels. It is considered Standard Definition (SD) , which is perfect for saving storage space or viewing on smaller screens like smartphones.
Understanding the tags helps you know the quality and features of the video before you press play: ps-1-480p-dual-mkv
: VLC Media Player is the gold standard for MKV files. While playing, right-click the video, go to Audio > Audio Track , and select your preferred language. : This is the resolution , consisting of 480 vertical pixels
: Likely refers to the title, such as Ponniyin Selvan: Part 1 . : This is the resolution