Tripp Lite Mini DisplayPort All-in-one Adapter connects your Mini DisplayPort or thunderbolt-enabled laptop or tablet to a VGA or HDMI display HD15 port Supports video resolutions up to 1920 x 1200, including 1080p HDMI port Supports UHD video resolutions up to 3840 x 2160 (4K x 2K) Passive Adapter and requires the connected computer to have a dual mode DP++ ( DisplayPort ++ ) port 1-Year Limited Warranty