PSP Camera Compatibility: Only Built-In on Specific Models
You cannot add a camera to a PSP model that didn't include one originally.
Models With Built-In Camera Support
PSP-2000 (Slim & Lite) — via GPS/Go!Cam accessory (separate purchase, plugs into USB port)
PSP-3000 — same Go!Cam accessory support
PSP-N1000 (PSP Go) — no camera support at all
Models Without Camera Support
PSP-1000 (Original/Phat) — no USB host capability for peripherals
PSP Go — proprietary port, no camera accessory released
Note: The Go!Cam (Chotto Shot in Japan) is a detachable USB camera for PSP-2000/3000 only—not an internal component. No aftermarket internal camera mods exist.