Astrotek USB-C to HDMI Female to Male Adapter support 4K@60Hz Aluminum shell Gold plating for Windows Android Mac OS From USB-C video souce to HDMI monitor USB C to HDMI Adapter 4K Adapter The Astrotek USB-C Female to HDMI male Adapter Allow your device to output video FROM a USB-C or Thunderbolt 3 port TO an HDMI display by connecting to a USB-C 3.1 cable. Support resolutions up to 4K. This Adapter must use USB 3.1 Gen. 2 Cable(support DP Alt Mode 4K resolution) or Thunderbolt3 cable to make it work. Input USB-C Female Output HDMI Male Resolution Up to 4K @ 60Hz (3840 × 2160 @ 60Hz) Package Includes USB-C Female to HDMI male Adapter Colour Black Warranty 1 Year PAY ATTENTION TO THE LIMITATION: This product DOES NOT support video output from HDMI port to an external display. That means you can’t output video from your laptop or other devices with standard HDMI port to a display or monitor with any type of video input ports.