Usb 30 stick memory size 8 gb read speed 60 mbs backward compatible with usb 20 memory type flash memory dimensions 19 7 x 9 7 x 69 4 mm material aluminum series sony micro vault weight 14 g additional information read and write speed may vary depending on the capacity compatible operating systems mac os 10 windows 7 windows vista windows xp fastener retractable usb plug