Mini usb stick usb 30 stick memory size 128 gb other interface micro usb backward compatible with usb 20 memory type flash memory dimensions 8 3 x 25 4 x 44 mm materials plastic rubber special feature usb otg certificatessafety fcc rohs manufacturers warranty 2 years weight 8 g additional information read and write speed may vary depending on the capacity compatible operating systems windows 7 windows 8 windows vista windows xp windows 2000 window