Usb 30 stick memory size 8 gb read speed 80 mbs write speed 10 mbs encryption 256 bit aes backward compatible with usb 20 memory type flash memory series integral courier manufacturers warranty 2 years 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 xp password 6 attempts fastener with cap integrated security password protection