Power Supply 9V DC (Plug - inside is negative). It can use for all classic console. (PC Engine, Genesis, MegaDrive, SEGACD, Master System, Famicom, Super Famicom). And all Copier (Doctor SF2 - SF7, Pro Figter series, UFO, Partner series, Super Wild Card series, Mega Disk)

It can't use on Super Grafx and US SNES. Because the plug is different.

Detail :

Input : AC 100 - 240 VAC (50~60Hz)
Output : 9V DC 1A