.MPG, .MP2, .MPEG, .MPE, .MPV files can play audio/video media, or simply audio. They are low in file size but also relatively low in quality. They also have lossy compression, meaning their quality will degrade after being edited numerous times. .MPG, .MP2, .MPEG, .MPE, .MPV files are best used when video will be recorded once and never edited. Get to know more about mp2 file and also visit our website.