Acer B193WLBOymdh, B. Display diagonal: 482.6 mm (19 "), Response time: 5 ms, Display brightness: 250 cd/m². Input voltage: 100 - 240 V, Input frequency: 50/60 Hz. Operating relative humidity range: 20 - 80 %, Storage temperature range (T-T): -20 - 60 °C, Operating temperature range (T-T): 5 - 35 °C. Cables included: AC