4 in 1 USB C Hub to HDMI 4K USB3.0 USB Hub USB2.0 Aluminum 4-Port Type C Adapter Portable Splitter Docking Station Compatible with MacBook Pro and More Type C Laptops 100%Satisfaction guaranteed: If you are confused about the quality of the product or have any other questions, you can email us and we will be happy to solve the problem for you. If you are not satisfied or inappropriate about the product, you can contact us and we will give you a satisfactory answer.