Macally USB-C to Gigabit Ethernet Adapter, 3 Port USB 3.0, and 1 Type C Pass-Through Power Delivery Charging Port for MacBook Pro 2017 / 2016, Macbook 12-inch, Chromebook, XPS, etc. (UC3HUB3GBC) New USB-C Connector: Reversible USB-C connector lets you connect cable to USB-C device in any direction 3 Extra Ports: Turn one USB-C port into USB 3.0 ports (up to 5Gbps data speed) in order to continue to use your existing USB devices. Also, downwards compatible with USB 2.0/1.1 Pass-through Power Delivery Charging: Continue charging even when you're using all your ports for data transfer Gigabit Ethernet port: connect your USB C device to a Gigabit Ethernet network when a wired connection is more suitable (Ethernet connection speeds at 10/100/1000Mbps) USB-C Compatible: Works with but not limited to the following Type-C computers and smart devices: MacBook Pro 2016/2017, Macbook 12-Inch, Google Chromebook Pixel, etc.