12 in 1 Multifunctional Hub - Our USB C hub with dual display, which is portable, highly practical and powerful. It is more convenient than the traditional bulky docking station which can realize multi-screen display, (mirror mode/extended mode) helps you easily understand the new concept of USB C HUB. Note: Before using this product, please make sure the host USB-C port on your device must support DisplayPort Alt Mode and Power Delivery. UHD 4K Video Output USB C Docking Station Dual Monitor: This USB C Hub can help you Mirror or Extend your laptop screen to a 4K monitor (up to 3840x2160 @30Hz) through its built-in HDMI port. Or reach the resolution of 1920*1080 @60Hz with VGA. Please note that your external monitors will always show one identical display under both the Mirror Mode and the None-mirror Mode. RJ-45 Gigabit Ethernet Adapter: The Ethernet port on SUTOUG laptop docking station supports internet speed up to 1 Gbps, which will definitely provide you a more stable and fa