WHAT IS R4?????

R4 is a card of NDS, you can download the game in the computer and save on the R4 card, then you can play but you must have a memory card in the R4 card, then you may dowmload the game.

唔駛改機玩老翻
又可以用來聽歌，睇片，睇相，睇電子書

DOWNLOAD GAMES : 上呢個網就ok(http://nds.hkorz.com/rom-all.html)