Sony unveils its next-generation portable "NGP" (aka PSP2) in Tokyo

TOKYO (01/27/2011) -- Sony has unveiled a successor to its PlayStation Portable, a new handheld gaming device that will go on sale at the end of 2011. Provisionally dubbed the "next generation portable," or NGP, the device has a 5-inch OLED touchscreen, WiFi and 3G, front and rear cameras and, answering the calls of many gamers, dual analog sticks.