Usb 20 stick memory size 32 gb read speed 20 mbs write speed 6 mbs backward compatible with usb 11 memory type flash memory material aluminum series bestmedia platinum highspeed special feature shockproof manufacturers warranty 5 years additional information read and write speed may vary depending on the capacity compatible operating systems windows xp windows vista windows 7 windows 8 windows 10 fastener with cap colour silver