The Plugable USB 3.0 Dual 4K display dock is full of ports, but expensive

[Windows Central]

This display dock can extend your laptop's screen when you need to get some serious desk work done.
Laptops are fantastic little productivity machines for when you're on the go, but when you want to get some serious work done at your desk, screen size can become a big problem. Sure, you can run your laptop into a monitor to get some more screen real estate, but you're fairly limited on the ports you have at your fingertips. That's where display docks come in.

Full story from the WindowsCentral blog...