Allows a North American (NTSC) console to play Japanese import (NTSC-J) games
Allows a Japanese (NTSC-J) console to play North American (NTSC) games
Easy to install (instructions included in box)
Actual cartridge slot from mold.  This is not a 3D Print.
Note: You will have to open your system to install this device.  Please make sure that you follow instructions carefully and are comfortable with opening your system.