From Amazon
AOC Gaming U28G2XU2 - 28 INch 4K UHD Monitor, 144Hz, HDMI 2.1, IPS, 1ms GTG, HDR400, FreeSync Premium, Height Adjust (3840 x 2160 @ 144Hz, 370 cd/m², HDMI 2.1 / DP 1.4 / USB 3.2) (Renewed)
This product is also available at 2 unverified merchants.