When you wake up your laptop the device shows two displays at once (good) but then turns off/shows all black for a second (bad). It's persistent and annoying, but I think I can live with it for now because otherwise it works well.
Universal Laptop Docking Station for Windows and Mac - Plugable USB 3.0 Dual DisplayPort 4K Monitor with Gigabit Ethernet, Audio, and 6 USB Ports
12 Review
π LENTION USB C Docking Station - 100W PD, 4K HDMI/DisplayPort, VGA, Ethernet, Card Reader, USB 3.0/2.0, Aux Adapter - Compatible with 2016-2020 MacBook Pro, New Mac Air, Surface, and More (CB-C95) - Space Gray
11 Review
Enhanced HP USB-C/A Universal Dock G2 - Optimal for Seamless Connectivity (Part#: 5TW13AA#ABA)
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Dell 452-BCYT D6000 Universal Dock in Black: A Hassle-free Single Solution
17 Review