This 10 Port Powered USB Hub. Offers you extra USB hubs to power your externaldevicessimultaneously. Stylish and durable Plastic housing. Mini tower design. 10 integrated high speed USB 2.0/1.1 compliant hubs. Backwards compliant with your old USB 1.1 devices. Blue LED indicators. Self powered mode and Bus power mode. Plug and play and Hot Swapping. Specifications: Interface: USB 2.0. Power mode: self power mode and BUS power mode. USB connectors: A-type downstream 10, mini B-typeupstream. Operating System: Win98SE/Me/2000/XP Vista/Windows 7, Linux,MacOS 10.0+. Data transfer rate: 1.5/12/480Mbps. Dimensions: 172L x 36W x 27Hmm. Power adapter: DC 5V/1000mA.