Sony has announced that its coveted PSP-2000 will be released in Japan on Sept. 20.  According to Joystiq, “[t]he handheld will release for ¥19,800 ($162) in six colors (black, white, silver and three pastels)”. 

And as for the actual technical specs of the PSP-2000, check out this post, which notes that its RAM has been doubled and that it can be charged over USB, among other things.  In the US, the PSP-2000 will ring up at the tidy sum of $199 for the entertainment pack, and $169 for the stand-alone unit.  Check out this photo of the manual for the PSP-2000: