1. USB3.0 fast transmission and sufficient power supply: 5Gbps high-speed transmission of files, fast reading and copying, saving you more time2. Driver-free plug and play: Compatible with Windows series, OS10.0+, Linux and other systems, driver-free, plug and play3. One against seven: Support 7 ports to use USB3.0(1 of 3.0, 6 of 2.0) dedicated thickened copper core at the same time, can connect mouse, keyboard, U disk, etc. at the same time, spare DC5V interface, more sufficient power supply. Mouse U Disk Keyboard Mobile Hard Disk4. Drive-free switch: plug and play switch standard USB3.0 interface 480Mbps transmission speedModel: HUB-1201Transmission rate: 480MbpsWhether there is an external power supply: there is an external power supplyCable length: 30cmInterface: USB 3.0Colour:blackMaterial:plasticSize:171 x 46 x 21mmPackage Contents:1 x 7-port hub (1 of 3.0, 6 of 2.0)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.