What Is an MKV File and How You Can Play It? - Elmedia Player
This format is widely used for high-definition video because it can store an unlimited number of video, audio, and subtitle tracks in a single file. Technical Characteristics of MKV 23331_0i7hwk6c.mkv
The format used by this file is built on EBML (Extensible Binary Meta Language), which allows for advanced features that standard formats like MP4 may lack: What Is an MKV File and How You Can Play It