Quickly get a Dreamcast back up and running with this authentic, OEM power supply. This unit was tested in the original NTSC-U (North American) Revision 01 which it was shipped with. This is the 3.3v version for revision 01 Dreamcast consoles ONLY. This is a frequent fix for Dreamcast units which will no longer power on.Includes: Power Supply Unit, Plastic ShieldSpecificationsVoltage: 3.3v Dreamcast Revision: 01 OEM: Yes Nation of Manufacture: Korea Region: NTSC-U/C (North America) MPN: 837-13776