Features: Easy to assemble. Multiple options for you to choose. MX4SIO (Memory expansion For -SIO) is an adapter for the -PlayStation2 that lets you connect SD cards to the memory card slot. The MX4SIO can not replace a memory card Since it is only an adapter and not a converter to make an SD card into the ps2memory card. The SD/TF card is not recognized by the console directly. Only specially developed homebrew software can access the SD/TF card, although the software is currently in the development phase (like the OPL). Specifications: Material: Plastic Package Size: Approx. 12x12x1.5 for cm/4.72x4.72x0.59 in Type and RAM: A: 32G B: 64G C: 128G D: 64G E: 128G Note: Please pay attention before placing order: 1. Not all SD/TF cards could be recognized, the -SanDisk brand SD/TF card is unavailable through testing. So please choose the SD card kit in our listing or use your own card, all cards through strict testing before shipment. 2. The included FMCB card only be recognized on PS2FAT consoles. (SCPH-1XXXX, SCPH-3XXXX and SCPH-5XXXX). 3. Do not accept all PS2games, please consult the OPL game compatibility list on the link attached. Also we suggest that you can update the game compatibility detail in the list after strictly testing, it would help a lot, thanks. 4. The SD/TF card slot of MX4SIO adapter is not flat, because of every single piece adapter made by hand . 5. Due to all adapters are made by hand, so it would take few days for shipment, thanks so much for your waiting patient. Please check Video attached about how to update the OPL by yourself. Package includes: 1 Set Card Adapter