1.airplane shaped usb hubs 2.Coloful 4 Port USB hub 3.Speed ... .USB 2.0 hub , 5.Suitable for promotion gift airplane shaped usb hubs * Support 4 USB devices at the same time ... .1* Supports Windows98, ME, 2000, NT, XP, Vista, Mac OS X, and Linux OS* Over-current detection and protection for each ... ergonomic design, Easy to carry* Supply several color optional airplane shaped usb hubs