The Premium Promate HDLink-60H USB-C to HDMI Cable Thunderbolt 3-compatible USB Type-C to 4K 60Hz HDMI cable adapter with UHD support Gray 1.8m Cable: Incorporate the Promate USB-CTM to HDMI 4K Cable into your computer to transform it into a fully functional entertainment device. With four times as many pixels as FHD, you can enjoy Ultra HD 4K (3840 x 2160) resolution at a high refresh rate (60Hz), which produces incredibly vivid details without sacrificing quality.