Plugable USB 3.0 to HDMI Video Graphics Adapter with Audio for Multiple Monitors up to 2560x1440 (Supports Windows 10, 8.1, 7) Connect multiple monitors with resolutions as high as 2560x1440 to Windows-based laptops or desktops (one adapter required per monitor). Highest performance USB graphics solution available. Combines both video and audio over a single USB cable and HDMI cable Supports HDMI displays up to 2560x1440@50Hz and 1920x1080@60Hz.1080P and lower modes will refresh at 60Hz. Connects to Windows PCs via USB 3.0. USB bus powered (no additional power adapter required). Adapter is backwards compatible with USB 2.0, however performance may be sub-optimal Supports Windows 10 / 8.1 / 7. Mac OS X, and Linux/Unix are not supported. Not recommended for 3D gaming. HDMI to DisplayPort and dual-link DVI converstion not supported We love our Plugable products, and hope you will too. All of our products are backed with a 1 year limited parts and labor warranty as well as Seattle-based email support Compatible with Windows 10, 8.1/8, 7. (Drivers can be automatically installed via Windows Update or downloaded directly from Plugable.) Supports monitors/projectors and PC-compatible TVs up to 2560x1440@50Hz refresh rate. Compatible with HDMI displays. Requires Intel / AMD / Nvidia main GPU and up-to-date WDDM-compliant drivers for best perfromance and compatibility. Current USB drivers are suggested for best perfromance and compatibility. Suggested for use with web/productivity software; not recommended for gaming. Mac OS X, Linux/Unix not supported. HDMI output only; cannot be converted to DisplayPort or dual-link DVI. Not recommended for gaming. Does not support HDCP, and will not allow for playback of encrypted Bluray disks or copy-protected content. Cannot be mixed with non-DisplayLink USB graphics adapters and drivers (e.g. MCT, j5, or SMSC).