A Special [[Cartridge]] with a socket that a allows easy modification of the build in ROM software.
[[Image:CPC GX4000-Multi EPROM Cartridge-1.jpg|300px|The Multi Eprom Cartridge]]
[[Image:CPC GX4000-Multi EPROM Cartridge-12.jpg]] [[Image:|300px|Fitted in a CPC GX4000-Multi EPROM Cartridge-2.jpgPlus]]
[[Category:PLUS]]