USB Travel HubProduct InformationThe Compucessory Compact 4 Port Powered USB 2.0 Hub - Plug & Play (CCS10326) supports low-speed (1.5 MB per second) full-speed (12 MB per second) and high-speed (480 MB per second). The pact Bus/self-powered design offers over-current detection and protection and Plug-and-Play ability for up to four USB devices. The travel hub is patible with USB 1.1 and 2.0. The upstream port has one B-Type receptacle and the downstream port has four A-Type receptacles.Product FeaturesUSB 1.1 and 2.0 patibleCompact design for portabilityPlug and Play up to 4 USB devicesBus / Self-poweredOver current detection and protectionUp stream port: One B type receptaclesDown stream port: Four A type receptaclesSupport OHC (Open Host Controller Interface) UHCI (Universal Host Controller Interface) and EHCI (Enhanced Host Controller Interface)SpecificationsInterfaces/Ports:4 x 4 pin Type A USB 2.0 - USB Downstream1 x 4 pin Type B USB 2.0 - USB UpstreamPower Source:Bus PoweredSelf PoweredColor: GrayForm Factor: External Hot PluggableDimensions: 3.50" x 2" x 0.50"Weight: 9.12 oz.Supports:Low-speed - 1.5Mb/secHigh-speed - 480Mb/sec)Includes2.0 4-Port Plug-and-Play USB HubPower Adapter with A-B Connection CableMinimum RequirementsWindows 98 98SE Me 2000 XPMac OS 9 Mac OSXAvailable USB port