This refers to the vertical resolution. While technically considered "Standard Definition" (SD) today, 480p provides a clear enough picture for smaller screens like smartphones and tablets.
💡 While technology pushes for higher resolution, the 480p HDRip remains a vital format for global accessibility, ensuring that high-quality storytelling isn't limited by internet speed or storage space. If you’d like to know more about this, let me know: Do you need help optimizing your display for SD content? the drama 480p hdrip