With the redesign of the PSP to PSP Slim, the remote and earphone is changing for the PSP-2000. The remote now has a reconfigured button layout. We're assuming that the PSP-2000 requires this new remote due to the changed AV-compatible headphone jack.
http://www.blogsmithmedia.com/www.ps...dphones425.jpg
http://www.blogsmithmedia.com/www.ps...honesagain.jpg
Source: PSP Fanboy