Usb 30 stick memory size 64 gb read speed 140 mbs write speed 40 mbs encryption 256 bit aes backward compatible with usb 20 memory type flash memory dimensions 22 x 10 x 70 mm material plastic series integral courier certificatessafety fips 197 manufacturers warranty 2 years weight 10 g additional information read and write speed may vary depending on the capacity compatible operating systems mac os 10 windows 7 windows 8 windows vista windows