This refers to the vertical resolution of the video. It is considered standard definition, providing a balance between visual clarity and a manageable file size.
The 2017 film Mia is a short production that follows a young woman as she explores complex personal dynamics and psychological boundaries. Mia -2017- 480p WEB-DL ESub - Katmovie18.com.mkv
The filename provided contains several technical indicators regarding the media file's properties: This refers to the vertical resolution of the video