Try using this converter:
Xilisoft video converter
Xilisoft Video Converter is easy, fast, reliable, and loaded with features. It's capable of
converting videos of all popular formats like
AVI, MPEG, WMV, DivX, MP4, H.264/AVC, AVCHD, MKV, RM, MOV, XviD, 3GP, and audio
MP3, WMA, WAV, RA, M4A, AAC, AC3, OGG. Now you can convert video, audio, and
animated images to play on your
PSP, PS3, iPod, iPhone, Apple TV, Xbox, Google phones, iPad and other digital multimedia devices. All made possible with Xilisoft Video Converter.
You can find the software here:
http://www.xilisoft.com/index.html