From Ecprof
U2790PQU - 90 Series U2790PQU-68.6 cm (27)-3840 x 2160 pixels-4K Ultra
BuyKingston
AOC 90 Series U2790PQU computer monitor 68.6 cm (27") 3840 x 2160 pixels 4K Ultra HD LED Grey
Clove Technology
AOC 90 Series U2790PQU Computer Monitor 68.6 cm (27") 3840 x 2160 pixels 4K Ultra HD LED Black
Compadvance
AOC U2790Pqu