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MPG is an extension used for files compressed with MPEG-1 or MPEG-2 standard. MPG files can be played on Windows, Mac and any mobile devices. The first versions of this format were significantly limited, supporting low video resolution and limiting data bandwidth, but latest standard updates allows it to be used even in HDTV broadcasting.

Dolby Digital film format, developed for encoding audio tracks for films. It supports up to 6 audio channels: left, right, front, rear, upper and lower. Because of this, it allows you to store “3-dimensional” audio tracks. It’s widely used both in movie theaters and by the users themselves for storing audio tracks in film libraries at home.