1 Year WarrantyCustomer is always the first in our mind.We are committed to providing higher quality products and greater customer service.We provide 1 Year Warranty for our usb c dock. USB C Hub Ethernet 1000MbpsWith Max 1000Mbps RJ45 Ethernet port, the usb c to ethernet adapter ensures a stable and faster wired internet connection. The computer networking hubs automatically support 10/100/1000M ethernet. Full Function USB C PortFull Function USB C Female Port of the usb c hub support 100W Power Delivery Fast Charging, 5Gbps Data Transfer and Listen.More versatile than other usb c usb hubs. Charging 2X faster than others while youre using all the other functions of macbook pro docking station. 4K@30HZ HDMI to USB C HubThe usb c hub hdmi directly stream 4K@30Hz or Full HD 1080P@60HZ video to HDTV, monitor or projector via HDMI port of the usb type c hub, presenting you more HD stable video picture, vivid 3D visual feast.