3 Ports USB Hub, USB Hub Webkey, USB Hub Web Key, New USB Hub, USB Hub Gift (UH-021) 1) 3 Ports USB Hub 2) Webkey Function 3 Ports USB Hub, USB Hub Webkey, USB Hub Web Key, New USB Hub, USB Hub Gift (UH-021 ... rate: 1.5Mbps/12Mbps/up to 480Mbps.8) 4 Separate Port USB 2.0 Expansion9) Bus-Power limit current protection: 500mA10) Support ...