![PS3 Multi-Man (USB Card Reader compatibility w/ microSD) | GBAtemp.net - The Independent Video Game Community PS3 Multi-Man (USB Card Reader compatibility w/ microSD) | GBAtemp.net - The Independent Video Game Community](https://i.imgur.com/vMVv6Hr.jpg)
PS3 Multi-Man (USB Card Reader compatibility w/ microSD) | GBAtemp.net - The Independent Video Game Community
![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://preview.redd.it/what-were-these-memory-slots-used-for-obviously-memory-v0-davm81rvadva1.jpg?width=640&crop=smart&auto=webp&s=590f2e7461b653e3c6597f4fe2639a064155cd26)
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 :
![P&Y, 4 Ports USB Hub 2.0 With SD Card Reader Slot Adapter For Playstation 3 Slim PS3 Slim - AliExpress P&Y, 4 Ports USB Hub 2.0 With SD Card Reader Slot Adapter For Playstation 3 Slim PS3 Slim - AliExpress](https://ae01.alicdn.com/kf/HTB1wpLxJFXXXXbaXpXXq6xXFXXXM.jpg_640x640Q90.jpg_.webp)