The player uses RadMediaPlayer, so it supports the media player supported formats.RadMediaPlayer works with files of any HTML5-supported format, including WebM, Ogg, MP4 and WAVE. In browsers not supporting HTML5 the control falls back to Flash. Because not all modern browsers support the same formats, the control allows you to specify different formats of the file to automatically match the user’s browser with the right format. This is described here
. The player fallbacks to flash player if the browser does not support HTML5. You can find more information here
What is the file format that you want to play? You can still fallback to the silverlight player, as well, but this is not recommended.
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