Hanns.G HL225DPB. Display diagonal: 546.1 mm (21.5 "), Response time: 5 ms, Display brightness: 250 cd/m². Number of loudspeakers: 2 pcs, RMS rated power: 2 W. Tilt angle: -5 - 15 °. Input voltage: 100 - 240 V, Input frequency: 50/60 Hz, Power consumption (standby): 0.5 W. Width: 512 mm, Depth: 174 mm, Height: 367 mm