The U444-016-H USB 3.1 Gen 1 to HDMI DisplayPort Alternate Mode Adapter Cable supports USB DisplayPort Alternate Mode for displaying video on an HDMI monitor, television or projector via your computer, tablet, laptop or smartphone's USB-C™ port. It's an ideal tool for multitasking, viewing large spreadsheets, editing documents, giving presentations at trade shows and conferences, or playing games and watching movies on large screens.You can extend video from your primary display to another, duplicate the same video on both displays, or change the second display to your primary display. No drivers or external power supply is needed. Connect the U444-016-H's USB-C male plug to the USB-C port on your smartphone, tablet, Ultrabook or computer. Then, connect the adapter's HDMI male plug to the HDMI port on your display. The U444-016-H supports Ultra High Definition (UHD) video resolutions up to 3840 x 2160 (@ 24/25/30 Hz) and data transfer rates up to 5 Gbps. It also supports 36-bit Deep Color (12 bits per channel) and per-lane transfer rates of 5.4 Gbps (HBR2-High Bit Rate 2), 2.7 Gbps (HBR-High Bit Rate) and 1.62 Gbps (RBR-Reduced Bit Rate). Compatible with USB-C devices that support USB DisplayPort Alternate Mode.