Hi 212,

Straight from their site:

With its DP1.4 DSC video compression technology, this adapter is able to convert DP1.4 video signals to HDMI™2.1, supporting video display resolutions up to 8K (7680 x 4320)@60Hz ** and creating life like colors and movements with HDR giving users the ultimate visual experience. The Adapter is powered thru an USB Type C to USB Type A cable(provided with the product).

* Please update your TV Firmware to the version which supports these resolutions/refresh rates !
** Please update your Graphic drivers on your PC and make sure that DSC1.2 is supported on your devices to support the these resolutions/refresh rates!

Make sure to use a CAC-1372 with it, a certified cable no longer than 2 meters