First off, the features. It comes with a 3 gb, (or mb i get mixed up) 3 Stylus, SD card slot, and plays origional and newer Ds and Dsi games. The buttons didn't change much but they did add a home button, the 3D effects slider, and a slider pad and the original d-pad. It will have upgraded internet, wifi range, and a pedometer feature to count steps and purchase items from shop. All included in a FUTURE update on the system. When your out walking, or in a car ride it automatcly connects to internet, recieving updates and info. Also connects to other 3DS systems and trades information, game times, info, owned games. More Information in upcoming updates.