The PlayStation Portable (officially abbreviated as PSP) is a handheld game console manufactured and marketed by Sony Corporation. Development of the console was announced during E3 2003, and it was unveiled on May 11, 2004, at a Sony press conference before E3 2004., The PlayStation Portable (PSP) is a handheld game console developed and marketed by Sony Interactive Entertainment. It was first released in Japan on December 12, 2004, in North America on March 24, 2005, and in PAL regions on September 1, 2005, and is the first handheld installment in the PlayStation line of consoles. How much did PSP cost in , The PlayStation Portable, popularly known as the PSP, was released in the USA on March 24, 2005, and was Sony’s first handheld console. It became a major threat to Nintendo’s line of, The PlayStation Portable (officially abbreviated as PSP) is a handheld game console developed by Sony. Development of the console was announced during E3 2003, 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, North America on March 24, 2005 and in the PAL region on September 1, 2005. It is the first handheld video game system to use an optical disc format (Universal Media Disc)., The PlayStation Portable (or PSP) was released March 24, 2005 and marked Sony's first entry into the handheld gaming market. In late 2007, the PSP was upgraded with a new hardware variation known by the model number PSP-2000. On August 20, 2008, at the Leipzig Games Convention, Sony announced a new revision of the PSP, the PSP-3000..