Anker has discounted its 577 Thunderbolt Docking Station (13-in-1, Thunderbolt 3) in North America, offering up to 35% of US$84 off the device. The gadget charges the connected device at 85W and supports dual 4K@60Hz displays. Other ports include 15W Thunderbolt 3m 18W PD USB-C and Gigabit Ethernet. https://www.notebookcheck.net/Anker-577-Thunderbolt-Docking-Station-13-in-1-is-now-35-off.712629.0.html
It's a port replicator. It's not a dock.