The Volans aluminium USB-C to 3-Port USB3.0 Hub + RJ45 Gigabit Ethernet Adapter (HJ45-C) is a perfect device for both on the go and desktop application. The 2-in-one device works as a 3-Port SuperSpeed USB 3.0 Hub and a Gigabit Ethernet Adapter. It gives you access to a Gigabit Ethernet Port for connecting your Laptop/Ultrabook/Tablet to a wired Ethernet network and also add 3 spare USB 3.0 ports, which can be used to connect HDD, Keyboard/Mouse, Printers, Phones, Tablets etc. The device is bus powered (host powered) with no external power supply required to run it. USB-C to RJ45 10/100/1000 Gigabit Ethernet Adaptor with 3-port USB3.0 Hub The ideal companion for notebook, ultrabook and tablet PC with USB-C port Transfer speed USB3.0: theoretical 5Gbps. RJ45: 10/100/1000Mbps Built-in Over-voltage / Over-current / Leakage and Short-circuit protection unit LED power indicator light