10 IN 1 Laptop Docking Station: Laptop Docking Station converts your USB C Windows Laptops one Type C/Thunderbolt 3 port into 10 Ports: 2x4K 30Hz HDMI, 1 x USB 3.0, 2 x USB 2.0, 1080P VGA, SD/TF card reader, 100W PD, 3.5mm Audio. Notice: MacOS ONLY support SST(Mirror Mode: display the SAME image) due to the MacOS limitation. Windows support MST(Extend Mode) and SST(Mirror Mode). Docking Station Dual Monitor/Triple Monitor: This docking station design with dual hdmi and one VGA. When only one port work, HDMI port support 4K@30Hz resolution, and VGA support 1080P@60Hz. When two or more work: 1) HDMI 1 + HDMI 2: 4K@30Hz; 2) HDMI 1 + VGA: 1080P@60Hz; 3) HDMI 2 + VGA: 1080P@60Hz; 4) HDMI 1 + HDMI 2 + VGA: 1080P@60Hz; (Note: When dual hdmi and VGA work simutaneously, the monitor connected VGA follow HDMI 1).