Sony Memory Stick PRO Duo 2GB Flash Memory Card with Adapter MSX-M2GS Brand new, factory sealed in original retail packaging. Sony Memory Stick PRO Duo 2GB, model MSX-M2GS. Includes Memory Stick Duo Adapter. MagicGate technology built in. Compatible with PSP and other Sony devices that use Memory Stick PRO Duo. Supports Sony Memory Stick File Rescue Service.