1.car tire shaped usb hubs 2.Coloful 4 Port USB hub 3. ... .USB 2.0 hub , 5.Suitable for promotion gift car tire shaped usb hubs * Support 4 USB devices at the same ... version 2.0 and USB1.1* Supports Windows98, ME, 2000, NT, XP, Vista, Mac OS X, and Linux OS* Over-current ... ergonomic design, Easy to carry* Supply several color optional car tire shaped usb hubs