We offer nxi flash drive in 4gb , 8gb & 16gb capacity made under ce, fcc certifications . operating system compatible - win xp , windows 2000 professional & home edition , win me , win 98 se , win 98, mac os 9 & higher. supports usb2.0 for winxp, win2000supports usb 1.1 for win me, win98 se , mac os