http://www.mrmodchips.co.uk/catalog...d=431&osCsid=42ecb1dfdacaa35f466deab983f4ad9e Finally an affordable solution to use cheap SD, Mini SD or MMC cards you already own on your PSP! The Dragon Double Expand Memory Converter for PSP is a plug and play solution that saves you money and expand your PSP media capacity! 2 cards can even be used at the same time!! - Converts SD, Mini SD, MMC card to be used on PSP. - 2 pcs of memory cards can be used simultaneously. - User friendly , just plug and play this is advertised at http://www.mrmodchips.co.uk do any members know if the above media are fast enough to play games from, 2 gb sd cards are a lot cheaper than pro duo's. or would you just stick with the pro duo ? thanks jay.