The Cable Matters USB-C to 8K HDMI Adapter supports 4K@120Hz or 8K@30Hz HDMI video when connected to a compatible USB Type-C based computer supporting DisplayPort Alternate Mode. Note when used with a Apple Mac, this cable adapter can only output to a HDMI TV or monitor at max 4K@60Hz resolutions.
You can plug in the Cable Matters USB-C to 8K HDMI Adapter to the USB-C, Thunderbolt 3/4 or USB4 port on your Windows PC or Mac to enjoy 8K Ultra HD or 4K HDR display at 48 Gb/s speeds over HDMI 2.1.