Sonnet’s Echo 13 Triple 4K Display Dock’s built-in compression means it is possible to hook up with 3 4K shows without penalty. And yes, it works as advertised. DisplayLink docks fit in between a USB-C dongle in https://www.leo-brand.com/products/iogear-2x4-usb-3-1-gen-1-type-a-peripheral-sharing-switch