Retroflag has customized this case to fit perfectly into your NES case, so you can use it like a cartridge NES as you remember. NESPi 4 Case can have safe shutdown and safe reset functions. Retroflag created this Pi case by using the most iconic item in the retro gaming world as a tribute to the most classic console ever made. Retroflag place the slot for your micro SD card on the side so you have more space to work more freely.