Docking Station(9-in-1): This laptop docking stationconvert your laptops single usb-c/thunderbolt 3/type c port into 9 ports: 2 HDMI(4K@30Hz), Display Port(4K@60Hz), 3 USB3.0 ports, SD/TF card readers, 100W UCB C PD charging.Plug & Play,No need any drivers or software. For Win System Laptops, this usb c hub dual hdmi support dual monitors and triple displays; For MacOS System Laptops, only support mirror display(same image on external monitors) 4K@60Hz High-definition Image: The usb c docking station dual monitor can easily to achieve dual monitor and triple displays for Windows(Note:MacBook laptops not support dual /triple displays). Single use HDMI 1/DP,resolution up to 4K@60Hz, single use HDMI2,resolution up to 4K@30Hz. USB C adpter connecting with 2 hdmi ports or hdmi1/2+display ports,dual monitors will be 4K@30Hz and 1080P@60Hz(DP1.4). usb c docking station connecting with dual hdmi+Display ports,triple monitors will be 1080P Convenient and stable usb/sd/tf card reader ports