The ib ac526 hdmi to display port adapter connects hdmi output devices such as a laptop or desktop pc with display port devices such as tvs monitors etc the specifications of display port 1 2 and high speed hdmi allow for resolution of up to 4k 3840x2160 30hz the hdmi port can accept resolutions up to 4k so 3840x2160 pixel so you can connect larger and newer monitors or televisions as a bonus it is able to transfer audio the usb connection is used only for power supply