You can use Normal PC headphones and speaker too and Iphone/iPod headphones will work too
You can not use the normal PSP headphones on a PSP 2000 series, however you can buy a pair of PSP 2000 series headphones which you can most likely get anywhere you can get the original PSP headphones the original PSP has a 3 pronged connecter cord while the PSP 2000 has a 5 which comes on the PSP 2000 series headphones.
A PSP 3000 skin won't work for a PSP 1000 due to some significant, though still minor, differences between the PSP 3000 and PSP 1000. The PSP 2000 and 3000 have a closer model shape so skins are more interchangeable between the 2000 and 3000.
As long as the Bose headphones have a standard headphone connection jack they are able to be used with your Psp.
YES the psp 1000 and 2000 camera you can buy in stores will work with the psp 3000
No, the 3000's screen is not compatible with a PSP-2000.
Yes, all the PSP chargers are the same. The PSP 3000's 5V charger works fine on a PSP 1000.
No. If you have psp 3000 it will but any other psp it will work.
One can purchase headphones that work with a PSP in any local electronics retailer. Alternatively, one can purchase it on some online stores like Amazon and eBay.
Yes
yes any psp charger fits into any psp
Yes.
You can't put a UMD game into a PSP Go, but PSN games will work on both.