1. Connection Port: The MX4SIO (Memory eXpansion For SIO) adapter for PlayStation 2 allows you to connect a storage card to a memory card slot. 2. Dedicated Function: This is an adapter, *not* a memory card replacement or a converter to turn a storage card into a memory card. 3. Recognition Limitations: Storage cards and memory cards function similarly, but not identically. The console may not recognize all storage cards. 4. Software Requirements: Only specially developed homebrew software can access storage cards (e.g., OPL). 5. Professional: SIO is the name of the interface chip for PlayStation. For PlayStation 2, it's called SIO2. This professional PS2 storage card adapter is easy to use. Item Type: Storage Card Adapter Material: ABS Applicable to: PS2 FAT Console 1) MX4SIO cannot replace memory cards. It's just an adapter, not a converter. 2) The console doesn't directly recognize storage cards as memory cards. Only homebrew software can access them. 3) It's recommended to use the latest version of OPL (e.g., v 1.2.0 Beta 1832 f087feb.7z). 4) Storage card not included. Includes: 1 x Storage Card Adapter