512mb usb drive intelligent stick product features 512mb usb drive intelligent stick recharge your psp smallest usb drive on the market new version usb2 high speed and usb11 compatible 3 years manufacturer warranty high speed flash chips used plug amp play and hot swap enabled compatible to windows 98 98se me 2000 2003 xp compatible to mac os 9 and os x linux kernel 240 and above no driver needed if used with something newer than windows 98 hardware switch for write protection