ViewHD Professional Premium Quality USB 3.0 7-Port Hub with On/Off Power Switch + 12V Power Adapter + USB Cable in Full Metal Case (Black) | Model: VHD-U3P7B Enterprise Grade Premium Quality Reliable Product in Elegant Black Metal Jacket for Durability and Heat Dissipation The Newest Low Power and Best Compatiblity VL812 USB 3.0 Chipset Delivers the Best Performance Comes with the Highest Capacity 12V 2.5A Power Adapter for Stability and Performance; Can Provide 500mA Current Per Port LED Indicator for Every Port; Data Rate Up To 5 Gbps, 10X Faster than USB 2.0 With On/Off Switch Button for Safety / Low Power and Reliability; ViewHD One Year Warranty