See how PlayStation revolutionized portable gaming with PlayStation Portable and the all new PlayStation Vita.
Sony PSP serves up more than games
The PS Vita is my favourite sub-100$ portable gaming device by a landslide, I love this console to bits : r/SBCGaming
The Best PS Vita Games of All-Time
A History of Handheld Gaming – Pad and Pixel
evolution console PlayStation by davidthehedgehog2005 on DeviantArt
the Prime Time Of Handheld Consoles – The portable power of the psp — sabukaru
The Evolution Of Console Gaming: 50 Years In The Making
Evolution of PlayStation: Portable Gaming
All Playstation Consoles & Handhelds In Order
The Evolution of PlayStation Part Four: Portable Gaming
Sony NGP price rumored at $350 with 3G, $250 without it
Evolution of PlayStation: Portable Gaming
Retro Gaming - Boxed Playstation Portable PSP 1001 handheld games console with Psp protective sleeve