The #Sony #PSP (Playstation Portable) put portability into Sony's gaming lineup

History, Tech Specs and Images of the Sony PSP. The PlayStation Portable is the first handheld video game console to use an optical disc format, Universal Media Disc (UMD), as its primary storage medium. It has a large viewing screen, robust multi-media capabilities, and connectivity with the PlayStation 2, PlayStation 3, other PSPs, and the Internet.

Sony PlayStation Portable (Slim) Gaming Console

PlayStation Portal: Hands On With Sony's New Remote Play Handheld - IGN

PlayStation Portal: everything we know about the new PSP 'remote player' handheld

Games that Defined the Sony Playstation Portable (PSP) - RetroGaming with Racketboy

Sony Announces a New Model of PSP for Some Reason - PlayStation Portable - Giant Bomb

The Time Is Right For a New Sony Handheld - IGN

The Ultimate PSP Guide to PSP Hardware

Sony PSP serves up more than games

Sony PlayStation Portable Review