Sony will launch a new version of its PlayStation Portable this fall in Japan, the company announced Tuesday. The PSP-3000, which Sony debuted in August, features a new high contrast LCD screen and built-in microphone. The revamped handheld gaming device also offers twice the memory of previous models, 4 GB, and boasts improved graphics. Sony will release new accessories as well, including a battery pack and cradle. The device will hit Japanese store shelves on October 16 at a retail price of about $182.