MKV file is an envelope for which there can be many audio, video and subtitles screams, allowing the user to store a complete movie with subtitles or CD in a single file. At the same time, most of the MKV files are HD format ( 720p or 1080p ). More and more movie fans love this format, It gives us Clear picture, super sound quality, and you can choose your own Subtitle or track.
As you know, motorola xoom tablet support playing HD video, but not all HD videos can be played on Xoom. And the playing high profile encoded videos on Xoom will be choppy, jerky and stuttery basically due to its baseline/high profile encoding limitation. Choosing an appropriate video format for good performance on Xoom is necessary.