[3ft Displayport to HDMI] This is a Unidirectional DisplayPort to HDMI cable, DONT support HDMI to DP. It is not Bi-directional. And Please notice that may cause compatibility issues when you use our products with other brand adapters or hub connects computer [Enjoy Plus and Play 4K] DP x HDMI cable supports 4Kx2K 30Hz for DisplayPort Enabled Desktops and Laptops to Connect to HDMI Displays, enjoy home theater with 4K high resolution; [Audio Video Sync] Nylon Braided M/M Display port to HDMI adapter cable with Slim Aluminum Shell transmits high-definition video and audio from your computer to an HDTV for video streaming or gaming. [Reliable Connectivity] Gold-plated dp to hdmi monitor cable Video 4K UHD 2160p, HD 1080p, connectors, tinned copper wire, durable Nylon Braided, aluminum slim case, all of them ensure a strength connectivity between devices; [Mirror Extend] mirror mode and extend mode.