This indicates Dual Audio . Usually, this means the file contains two audio tracks (e.g., the original Tamil audio and a Hindi dub) that you can switch between in your media player.
Files with these naming conventions are typically hosted on . Downloading from these sources carries risks, including: This indicates Dual Audio
These sites often hide viruses in "Download" buttons or the files themselves. This indicates Dual Audio . Usually
The file extension (Matroska Video). It is a "container" format that holds the video, multiple audio tracks, and subtitle files all in one. A Quick Warning multiple audio tracks