The XV282K KV is Acer's first HDMI 2.1 and 4K/144 Hz monitor. The monitor also offers VESA DisplayHDR 600 support, AMD FreeSync, up to 550 cd/m² of typical maximum brightness and a host of connections.
https://www.notebookcheck.net/Acer-unveils-its-first-HDMI-2-1-4K-and-144-Hz-external-monitor.494038.0.html