Usb 20 stick memory size 32 gb read speed 28 mbs write speed 65 mbs backward compatible with usb 11 memory type flash memory material plastic series intenso rainbow line manufacturers warranty 2 years weight 6 g additional information read and write speed may vary depending on the capacity compatible operating systems windows 7 windows 8 windows vista windows xp mac os x 106 linux 24 fastener with cap