My PSP collection, i have 1 3000 series and 3 which are 1000 series, all of them also has 6.61 firmware. But i will sell 2 of the 1000 and buy GO model. : r/PSP
PSP 2000 vs. 3000
PSP and PS Vita Side by Side
PSP-3000 Redesign Compared, Pictured. - IGN
PSP 1000 vs PSP 2000 vs PSP 3000 vs PSP Go (N1000) - YouTube
Cameron Sino 1200mah Battery Psp-s110 For Sony Lite, Psp 2th, Psp-2000, Psp- 3000, Psp-3004, Silm, Psp-3001, Psp-3008 - Digital Batteries - AliExpress
Unbrick PSP 2000/3000 Systems - Pandora Battery Style! [Hardware Jig Required] | GBAtemp.net - The Independent Video Game Community
Sony PSP 2000 System w/ Charger For Sale | DKOldies
Sony says PSP-3000 battery is the same as PSP-2000, so quit bitchin' | TechCrunch
Cameron Sino 1800mAh Game Console Battery PSP-S110 for Sony Lite, PSP 2th, PSP-2000, PSP-3000, PSP-3004, Silm, PSP-3001,PSP-3008
Psp 1000,2000,3000. Which model do you prefer? : r/PSP
PlayStation Portable - Wikipedia
Amazon.com: OSTENT Protector Clear Crystal Travel Carry Hard Cover Case Shell for Sony PSP 1000 Game Console : Video Games