Elo TouchSystems 4200L. Display diagonal: 1066.8 mm (42 "), Response time: 6.5 ms, Display brightness: 405 cd/m². Power consumption (typical): 230 W, Input voltage: 100 - 240 V, Input frequency: 50/60 Hz. Dimensions (WxDxH): 1020 x 132 x 613 mm, Weight: 33900 g. Colour of product: Black. Number of loudspeakers: 2 pcs, RMS rated power: 10 W