Downloading or streaming content from unauthorized "S-Print" sources is illegal and poses significant security risks, such as malware or phishing attempts embedded in the download links.
The Matroska Video container, which is popular because it can hold multiple audio tracks and subtitle files in a single document. Context of the Film
This indicates the file contains two separate audio tracks. You can toggle between the original Tamil dialogue and a High Quality (HQ) Hindi dub.
This is the resolution (Standard Definition). It is optimized for smaller screens like smartphones or older tablets, offering a balance between decent visibility and a small file size.