Do you know what exactly the R4 DS is? Well, many of us are not aware of this new device in the market. It is actually a device which allows you to play games in your Nintendo DS. You can also play music files like the MP3's or watch movies, read e-books and much more. R4 DS is one of the useful gadgets which are highly in demand these days. The Nintendo owners cannot think of playing games without the R4 Ds or R4 Dsi. The gaming enthusiast is always looking for some new device for their games which will add up to their entertainment lifestyle and elegant look of the games.R4 Ds or R4 cards are actually fancy device which will add up to the leisure of your games. It is quite affordable and is been sold by many stores and is also available for online purchase. Online shopping is again easy and fast. Knowing about R4 Ds is not enough, it is necessary to know how it works. The first thing that a player will have to do is to store his/her games in a directory or a memory card. The RS DS players can probably save it in the microSD card. You can make your R4 DS or R4 Dsi more organized by making named based folders and dividing into categories of games etc. having categories for your R4 DS or R4 Dsi games will be make browsing easier. You also need to make sure that you have a back up file for the R4 DS in case the microSD gets corrupted or has errors. In this way you can save all your files and have a back up too. Another important thing to remember is that never take out the R4 DS from the console whenever you want to add games or files. Since the time the DS R4 was introduced in the market, the demand has been ever increasing and the online market has a lot of gamers and enthusiasts lining up for the immediate purchase of the R4 DS or R4 Dsi. It is a demand all over the world.It is such a wonderful experience to imagine the Nintendo DS becoming an eBook reader or an Mp3 player. So, if you are one of them and haven't yet purchased this amazing R4 Ds, then simply log on to a website and purchase this R4 DS or R4 Dsi online. You might just receive a good discount offer and also get trial period of 30 days or something. In case you are not satisfied with the device, you can even return it back for a full refund or replace your R4 DS for another gadget.