Function: Displayport to HDMI cable adapter can transfer video from a laptops or desktop to a monitor, TV or projector for multi-screen display (not from HDMI to DP) Building Multiple Screens: Supports mirroring or extended display modes, allowing you to display different content on multiple monitors; Or display the same content on different monitors Excellent Performance: The Display port to HDMI cable supports up to 4K 60Hz (3840 x 2160) resolution, and is backward compatible with 2K 60Hz (2560x1440p) 1920x1080p 120Hz Easy to Use: Plug and play, no need to install drivers or software, easy to use for home or office work or entertainment, this is a great choice for your work, speeches, conferences, and lectures Note: When using it for the first time, it will adaptively set the display resolution and refresh rate. If there is no adaptation or if you are not satisfied, you can debug the relevant parameters in the display settings