Mini usb stick usb 20 stick memory size 16 gb read speed 10 mbs write speed 4 mbs backward compatible with usb 11 dimensions 30 x 2 x 12 mm series verbatim store n go manufacturers warranty 2 years weight 12 g additional information read and write speed may vary depending on the capacity compatible operating systems linux 24 mac os 9 windows 2000 windows vista windows xp colour black