Compressed audio file that uses Sony's OpenMG technology; based on Sony's ATRAC3 format, but also includes digital rights management DRM to prevent files from being copied illegally; supported by SonicStage, Sony's music jukebox program.
Program(s) that open omg files
Windows: Sony SonicStage (omgjbox.exe)
Information from FileInfo.com - The File Extensions Resource.
http://www.fileinfo.com/extension/omg
