MP4 (MPEG-4) is a high-quality video format supported on a wide range of media players and popularized by video-sharing websites. You may need to convert an MP4 into an .MPG (a common extension for MPEG-2) for burning onto an MPEG-2 compatible disc medium, such as Super Video CD or DVD. The following shareware conversion programs support MP4-to-MPG conversion: Aimersoft Convert MPG to MP4, OJOsoft Total Video Converter and Avidemux.

How to Convert a Video MP4 Format to an  MPG - 35