PSPGO M2 Memory Card Dummy Adapter on Sale - Hackinformer
PSP Go M2 to Micro SD Adaptor. Looks like there is another person making these. And these are plug and play compared to the other ones. : r/PSP
Micro SD Memory Card Adapter for the PSP Go – Genius Game Mods
Pspgo Microsd Memory Card Adapter Kit - Etsy
Best Buy: SanDisk Memory Stick Micro M2 (8GB) for PSPgo SDMSM2G-008
Amazon.com: Funturbo PSP Memory Stick Adapter, Micro SD to Memory Stick PRO Duo MagicGate Card for Sony Playstation Portable, Camera, Handycam : Electronics