... Interface:D-Sub/DVI-D(option) KTC Products Parameters Model: W2223S5 ItemValueAppearanceColorBLACKKeysRECALL,ASPECT,AUTO,+,-,MENU,POWERElevation adjustmentyesBase RotationNOWall Hanger75mm*75mmPackaging Dimension ... Humidity5%~95%Atmospheric Pressure86~104Kpa 21.5 Inch LED Monitor W2223S5