Usb stick made of brushed aluminium data can be written and erased as often as required suitable for terminal devices with usb interface supported operating systems windows me2000xpvista7 and macos 9x or higher technical details serie standard material aluminum brushed retractable usb connector no data transfer rate 6 mbs usb standard usb 20 u3 no bootable no memory capacity 32 gb vista readyboost no backup function no data protection with password no colour black silver d