Adds HDMI, USB-A and USB-C charging ports to the USB-C port on your computer, laptop, tablet or other compatible device Supports USB DisplayPort Alternate Mode for transmitting video Supports UHD video resolutions up to 3840 x 2160 (4K x 2K) USB-C port connects to wall charger to power connected device and supports power input up to 20V 3A (60W) Supports USB 3.1 Gen 1 data transfer rates up to 5 Gbps