dsi music

can anyone tell me what type of file the dsi need to play music on it i have some music on the sd card and it say mpeg layer 4 how do i change my mp3s to that format

The music files need to be MP4's you can download a converter here:
http://download.wmatomp3-converter.com/daniu-mp3-wav-converter.exe

thats what i thought thank you my friend i love this site

Glad I could help.*The first two links I provided were trials.(my bad) So the link that is currently in my above post finally isn't so I recommend you download that one instead.