Samsung HE40A. Display diagonal: 1016 mm (40 "), Response time: 8 ms, Display brightness: 300 cd/m². Number of loudspeakers: 2 pcs, RMS rated power: 20 W. VESA mounting interfaces compatibility: 200 x 200 mm. Input voltage: 100 - 240 V, Input frequency: 50/60 Hz, Power consumption (standby): 1 W. Operating temperature range (T-T): 0 - 40 °C, Operating relative humidity range: 10 - 80 %