Samsung 400DX. Display diagonal: 1016 mm (40 "), Response time: 8 ms, Display brightness: 700 cd/m². VESA mounting interfaces compatibility: 600 x 400 mm. Power consumption (typical): 210 W. Bezel width (side): 20 mm. Operating relative humidity range: 10 - 80 %, Operating temperature range (T-T): 32 - 104 °F, Operating altitude: 0 - 3000 m