Yes. All PSP models (1000, 2000, 3000, Go, Street) connect to PC via USB.
/ISO folder; requires CFW), Homebrew (/PSP/GAME), Saves (/PSP/SAVEDATA), Music (/MUSIC), Video (/VIDEO), Photos (/PHOTO), Themes (/PSP/THEME)./PSP/GAME/UPDATE).USB charges slower than AC adapter (500mA vs 1.5–2A). PSP-1000 requires AC for charge-while-play; 2000/3000/Go can charge via USB while off/in standby.