The Super SD System 3 from TerraOnion allows you to play PC-Engine and TurboGrafx-16 ROMs and CD-ROM images on real hardware, making for one of the most interesting developments in the Optical Disc Emulation scene. But that's not all, let's dig in and see what thing thing can do! NOTE: As of FIrmware update 1.2, the CD-ROM audio level has been fixed. If you have a unit, be sure to update! Review Unit provided by Terra Onion