Usb 30 stick micro usb stick quickly and easily transfer and share memory size 64 gb read speed 150 mbs write speed 60 mbs other interface micro usb backward compatible with usb 20 memory type flash memory material plastic series lexar jumpdrive special feature usb otg manufacturers warranty 3 years additional information read and write speed may vary depending on the capacity compatible operating systems android 41 windows 7 windows 8 windows 10