Extensive Compatibility: This laptop dock hub multiport adapter computer port dock hub compatible with full-featured USB Type-C port (support display,charging,data transfer protocol).such as the thunderbolt 3, thunderbolt 4, USB-C 3.2 Gen 1 & Gen 2 with Power Delivery/DisplayPort functions ports. But NOT all USB-C devices are compatible with this docking station,please check the compatibility list before purchase, the incompatible device cannot use the (HDMI/VGA) of this Dock Docking Station 3 Monitors with Ultra High-definition 4K Output: usb c hdmi hub for multiple monitors adapter with dual HDMI ports and VGA outputs. While single use HDMI port resolution up to 4K@30Hz, single use VGA up to 1080P@60Hz. Dual monitors will be 4K@30Hz and 1080P@60Hz(DP1.4). Triple monitors will be 3*1080P(DP1.4). When dp1.2, one monitor of the resolution will less than 1080P. Note:The computer docking station Not Support Using Converter