USB 3.0 to Dual HDMI 4K 1080p UHD Multi-Monitor Video Adapter Cable PC Laptop
One of the HDMI™ ports can output resolutions up to 4K, while the other can output resolutions up to 2048 x 1152. USB™ 3.1/3.0 is required for 4K resolutions. For one 4K or two 2048 x 1152 @ 60 Hz full-screen video playback.