Hanns.G HH221APB. Display diagonal: 546.1 mm (21.5 "), Response time: 5 ms, Display brightness: 300 cd/m². RMS rated power: 2 W. VESA mounting interfaces compatibility: 200 x 100 mm, Tilt angle: -5 - 15 °. Power consumption (standby): 1 W, Power consumption (typical): 40 W. Width: 509.5 mm, Depth: 166.1 mm, Height: 401.3 mm