Plugable USB 3.0 to DisplayPort 4K UHD (Ultra-High-Definition) Video Graphics Adapter for Multiple Monitors up to 3840x2160 (Supports Windows 10, 8.1, 8, 7) Connect multiple monitors with resolutions as high as 3840x2160 (4K) to Windows-based laptops or desktops (one adapter required per monitor). Highest performance USB graphics solution available. Combines both video and stereo audio over a single USB cable and DisplayPort (DP) cable This device does not support HDMI displays without the addition of additional adapters sold separately. DisplayPort and HDMI are separate standards which use different cables and connectors. Most PC monitors and all TVs do not have DisplayPort connections. If attempting to connect to an HDMI display, please search for the Plugable UGA-4KHDMI Supports DisplayPort displays up to 3840x2160@30Hz and 3440x1440@50Hz. 2560x1600, 2560x1440, 1080P and lower refresh at 60Hz. Note: if using this with a 4K HDMI display, an HDMI 1.4-compliant "active" adapter such as the "Plugable DP-HDMI" must be used. Active adapters that only support HDMI 1.3, and all passive adapters will limit output to 2048x1152 Supports Windows 10/8.1/7. Surface RT, Mac OS X, and Linux/Unix are not supported. Does not support DisplayPort MST nor conversion to Dual-Link DVI. Gaming and playback of HDCP copy-protected content 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 and Seattle-based email support Compatible with Windows 10, 8.1/8, 7. (Drivers can be automatically installed via Windows Update or downloaded direclty from Plugable.) Supports monitors/projectors and PC-compatible TVs up to 3840x2160@30Hz refresh rate. Compatible with DisplayPort 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. Does not support conversion to dual-link DVI. If converting to HDMI, a 4K-compatible &#034;active&#034; adapter such as the Plugable DP-HDMI adapter must be used. Passive adapters and (even some active adapters) will limit output to 1920x1080. DisplayPort MST daisy-chaining not supported. 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).