DisplayPort to HDMI Cable connects your computer to an HDTV for audio/video streaming or to an HD monitor or projector, Gold-plated connectors, bare copper conductors, and foil-and-braid shielding for high picture quality and pure sound, Supports video resolutions up to 1920x1200 and 1080p (Full HD) and uncompressed digital audio channels (7.1, 5.1, or 2), Show movies on a big-screen HDTV, present work on a projector, or create/configure a second monitor or mirrored displays, From DisplayPort to HDMI only (not bi-directional); not compatible with a USB port; measures 1.8 m; Supports video resolutions up to 4K@30Hz, Note: Please check if the cable is connected backwards, display port should connect to laptop, HDMI to monitor. Please see the input/output icons on the product