Hanns.G HL231DPB. Display diagonal: 584.2 mm (23 "), Response time: 5 ms, Display brightness: 250 cd/m². Power consumption (standby): 1 W, Power consumption (typical): 27 W, Power consumption (off): 0.5 W. Width: 546.1 mm, Depth: 188 mm, Height: 350.5 mm. Operating relative humidity range: 10 - 85 %, Operating temperature range (T-T): 5 - 35 °C