A Spanish manufactured memory expansion intended for the Spanish marked. This expansion converted a 664 into a 6128. It also expanded the Locomotive Basic with various RSX commands (software in ROM) to allow the access to the additional banks with peek and poke commands. Other features was: Screen flipping, Printer buffer, random access to files. Only one version of the expansion was produced, working on all Amstrad CPC models.
The price was: 13.900 pts.