Plugable Mini DisplayPort (Thunderbolt 2) to HDMI Passive Adapter (Supports displays up to 4K / UHD / 3840x2160@30Hz) Converts a Dual-Mode Mini DisplayPort (DP++)/Thunderbolt 2 output on your PC or Apple laptop or desktop to an HDMI output to enable connections to an HDMI monitor Supports HDMI displays up to 3840x2160@30Hz (4K) resolution. 2560x1440 and 1080p resolutions and below support 60Hz refresh rate No installation software or drivers required; just plug and play Passive adapters are compatible with Dual-Mode Mini DispalyPort (DP++) output ports only. Not a bi-directional adapter. Please note that the host system's graphics processor and the attached display need to support the desired resolution. Please see important Apple compatibility notes below 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