Elo TouchSystems 1729L. Display diagonal: 431.8 mm (17 "), Response time: 7.2 ms, Display brightness: 225 cd/m². Power consumption (typical): 50 W, Input voltage: 100 - 240 V, Input frequency: 50/60 Hz. Weight: 8.8 kg, Dimensions (W x D x H) with stand: 391 x 239 x 381 mm. Colour of product: Grey. Number of loudspeakers: 2 pcs