TOTU USB-C 4K@30Hz Triple Display Docking Station TT-DC002A

These docks are in great shape and include the power supply.

TOTU Docking Station compatible with macOS & Windows USB-C systems.With up to three additional displays via 2 DP&1 HDMI and up to 60W of charging power. Utilizes USB 3.1 in connection with the latest features of TOTU Triple Display Docking Station.
Triple display for Windows and macOS. DisplayPort outputs and Gigabit Ethernet via DisplayLink DL-6950 "Alt Mode". HDMI port supports up to 3840x2160 4K@30Hz. DisplayLink DisplayPorts support up to 4K@60Hz. Gaming and HDCP playback not supported.
TOTU Docking Station provides: SuperSpeed USB 3 0 (5Gbps), from host laptop to triple displays, Gigabit Ethernet, audio input/output, three USB 3 0 ports, two USB 2 0 ports, one USB C 3 0 ports(data transfer and power delivery).