Hanns.G HG216D. Display diagonal: 548.6 mm (21.6 "), Response time: 5 ms, Display brightness: 300 cd/m². RMS rated power: 2 W. VESA mounting interfaces compatibility: 100 x 100 mm. Power consumption (typical): 55 W. Width: 518 mm, Depth: 230 mm, Height: 412 mm