Usb 20 stick memory size 32 gb backward compatible with usb 11 memory type flash memory dimensions 50 4 x 17 x 7 4 mm material metal series transcend jetflash certificatessafety fcc bsmi manufacturers warranty 30 years weight 7 g additional information read and write speed may vary depending on the capacity compatible operating systems windows 7 windows 8 mac os 9 linux 24 windows vista windows xp windows 2000 fastener with cap colour black