Fire Up Your Raspberry Pi and Go Back to Your Childhood.!
After installing and assembling your Raspberry Pi and Retrocase, you will have a perfect retrogaming console which allows you to play FC, SFC, Sega MD, MSX, PCE, PS, N64, GB, NDS...,etc.
More than 50 different systems compacted in a small case, and it's open source. There are plenty of information you can get online, or just take a look at their offical website RETROPIE