The Diamond Thunderbolt ™ 3 TB3000DS Docking Station allows you to use one single connection from your computer to additional USB peripherals such USB printers, USB external drives, mice and keyboards. It also includes a Gigabit Ethernet port, audio input/output. The Diamond Thunderbolt ™ 3 Docking Station will also charge your laptop/notebook computer at the same time through Thunderbolt 3 interface. True Plug and Play, with built-in drivers you do not need to download or install additional drivers.