USB-C hubs are interfaces that enable you to website link your laptop or telephone with an external display. The USB-C hub will also allow you to connect a wired keyboard as well as a mouse in your USB-C gadget. I say basic because it doesn’t have support for 4K resolutions. https://usb-ctohdmi11086.blogdomago.com/26291647/a-simple-key-for-apple-adapter-hdmi-unveiled