The PlayStation Portable (officially abbreviated PSP) is a handheld game console manufactured and marketed by Sony Computer Entertainment. Development of the console was announced during E3 2003,[8] and it was unveiled on May 11, 2004 at a Sony press conference before E3 2004. The system was released in Japan on December 12, 2004, in North [...]

The PocketStation is a miniature personal digital assistant created by Sony as a peripheral for the PlayStation. Released exclusively in Japan on January 23, 1999, it features an LCD, sound, a real-time clock, and infrared communication capability. It also serves as a standard PlayStation memory card. Software for the PocketStation was typically distributed as extras [...]