![Mini Memory Stick Pro Card Reader Micro SD TF a MS Pro Card Adapter Single Dual slot per Sony PSP Gamepad per PSP Card Mini Memory Stick Pro Card Reader Micro SD TF a MS Pro Card Adapter Single Dual slot per Sony PSP Gamepad per PSP Card](https://ae01.alicdn.com/kf/S975b568d0ed1454b925da3fdf6aaf1d73/Mini-Memory-Stick-Pro-Card-Reader-Micro-SD-TF-a-MS-Pro-Card-Adapter-Single-Dual.jpg)
Mini Memory Stick Pro Card Reader Micro SD TF a MS Pro Card Adapter Single Dual slot per Sony PSP Gamepad per PSP Card
![What were these memory slots used for? Obviously memory stick duo was for psp, but what about the SD and CF ones? I didn't even know what CF was until now : What were these memory slots used for? Obviously memory stick duo was for psp, but what about the SD and CF ones? I didn't even know what CF was until now :](https://i.redd.it/davm81rvadva1.jpg)
What were these memory slots used for? Obviously memory stick duo was for psp, but what about the SD and CF ones? I didn't even know what CF was until now :
![1-2PCS Memory Stick Pro Duo Card Reader Micro SD SDHC TF a MS Pro Dual Slot Micro Card Adapter per Sony PSP Gamepad PSP Card - AliExpress 1-2PCS Memory Stick Pro Duo Card Reader Micro SD SDHC TF a MS Pro Dual Slot Micro Card Adapter per Sony PSP Gamepad PSP Card - AliExpress](https://ae01.alicdn.com/kf/S3a4c594c93cd49a0a467de715f88b23cy.jpg_640x640Q90.jpg_.webp)
1-2PCS Memory Stick Pro Duo Card Reader Micro SD SDHC TF a MS Pro Dual Slot Micro Card Adapter per Sony PSP Gamepad PSP Card - AliExpress
![Singolo e Doppio Slot Per lettore di Schede Nuovo Micro SDHC SD TF a MS Memory Stick Pro Duo Reader per PSP adattatore della carta Singolo e Doppio Slot Per lettore di Schede Nuovo Micro SDHC SD TF a MS Memory Stick Pro Duo Reader per PSP adattatore della carta](https://ae01.alicdn.com/kf/S82557ae708c948c2bf3e0a58f6a769afC/Singolo-e-Doppio-Slot-Per-lettore-di-Schede-Nuovo-Micro-SDHC-SD-TF-a-MS-Memory.jpg)