M3 for DS/NDSL

M3 adapter is an amazing product for those who want to download homemade games, watch movies and listen music from a PC to a NDS. You can use your PC and normal SD/TF Card Reader to transfer your movie and music files to SD/TF card. Then, insert M3 Adapter with SD/TF card into GBA(SP)/NDS, and it will be available after boot up the console.
Its feature just the same as any other MP3 Player on the market but also playing the opensource/license free games, movies instead of playing music only. eg, Support playing over thousands of homebrew games.
One of the coolest feature of a M3 Adapter is that you can directly run homebrew software on it--that includes emulators, PDA, browser etc...
Excellent homebrew support, create your own games or programs.