Psp 1000,2000,3000. Which model do you prefer? : r/PSP
Is the display really THAT different between PSP 2000 and 3000? : r/PSP
PSP 1000 VS PSP 2000 - What Are The Differences?
Amazon.com: PSP Charger, AC Adapter Wall Charger Compatible with Sony PSP-110 PSP-1001 PSP 1000 / PSP Slim & Lite 2000 / PSP 3000 Replacement : Video Games