1,[Fast data transfer]1 port usb 3.0 hub, Larger data transfer becomes easier, 6 port usb 2.0 hub, Can be a good solution to the number of USB interface problem 2,[Plug and Play] no driver and software required, quick identification of the device, USB 3.0 Super Speed data transfer up to 5Gbps 3,[Aluminum alloy shell protection]The built-in smart chip avoids short circuits. Aluminum shell, with good metal texture. 4,[Wide range of USES]Hub Extensions meet the multi-port expansion requirements of the device.Charging, USB flash drive, mouse, keyboard. 5,Ultra-thin and light mini USB3.0 hub, backward compatible with USB2.0, 1.1 or 1.0. Maximum compatibility and performance. Product name: 7 ports HUB Cable length: 0.5m Color: dark gray Material: aluminum alloy 7 HUB ports: USB3.0*1+USB2.0*6 Package Contents: 1 x 7 port USB hub Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.