The designer used it for about half a year, then it was in the box, now it has been used for about 3 months, that is, it was used for 9 months.

Characteristics:
Display diagonal 27, 2560 x 1440 (WQHD) sRGB % 100, 60 Hz, Brightness cd/m² 300 Contrast nominal 1,000 : 1
Port - 2 x HDMI, DisplayPort - 3 x DisplayPort
Aspect ratio 16:9 (wide format)
VESA wall mount, mm 100 x 100
Weight (with stand), kg 4.56
Power consumption, W 45
Package dimensions (HxWxD), cm 52x13x68
Personally, I will add that the color is very good, the best I have used.
Write - ask.