4K UHD Video Output: Dnkeaur 4-IN-1 USB C to dual hdmi adapter is equipped with dual 4K HDMI ports, PD, USB 3.0 port. Using 1 HDMI port of this 2 HDMI monitor adapter, the maximum resolution is up to 4K@30Hz, using the 2 HDMI ports of this dual monitor connector for laptop, the maximum resolution is up to 4K@30Hz. (Tips: Video output will be 4K if your device supports 4K resolution). As long there is a Thunderbolt 3/USB-C alt mode port available, you can easily extend laptop to two monitors. | Mirror and Extend Mode: Multi monitor adapter for dual monitors can expand the laptop USB C port into 2 HDMI ports of 4K@30Hz. For Windows OS, it supports dual HDMI to display different screens; for Mac OS, Mac OS/iPad OS does not support MST technology (ABC Mode) and you will get 2 mirrored displays(ABB) instead of 2 independent displays(ABC)when used with Mac OS or ipad OS! Make sure your USB Type C port support DISPLAYPORT ALTERNATE MODE. | Fast PD Charging: HDMI hub for 2 monitors splitter provides high-speed pass-through charging up to 87W. Ideal for charging most USB C ports on laptops, tablets and cell phones. High-speed charging and safe, save your charging time and enjoy more gaming fun. | Plug and Play: USB C to dual HDMI adapter requires no additional drivers/software, it provides easy setup via USB Type-C port by native working on devices that support DP Alt Mode (Display Port Alt Mode), instantly turn your laptop, tablet or phone's USB-C port expands to dual HDMI ports. Computer adapter with a USB3.0 interface, so that your mouse/ keyboard does not lag. | Wide Compatibility: 2 HDMI USB C adapter is an ideal adapter for compatible with all Thunderbolt 3 devices(Mac book pro 2020 2019, Mac Book Air2019-2020, Dell XPS13/15, Lenovo Yoga 720/910/920/930, Microsoft Surface Book 2/ Surface Go/ Surface Laptop 3, Dell Latitude 13 7000/ Latitude 13 E7370.Note:This adapter is not bidirectional and will not convert video in the other direction, Tablets and Phones can only mirror the display.