Usb 30 stick memory size 256 gb read speed 450 mbs write speed 350 mbs backward compatible with usb 20 memory type mlc nand flash material zinc alloy series corsair flash voyager manufacturers warranty 5 years weight 52 g additional information read and write speed may vary depending on the capacity compatible operating systems windows vista windows 7 windows 8 windows 81 windows 10 mac os 10 linux fastener with cap colour black