Hyundai Q226LD. Display diagonal: 546.1 mm (21.5 "), Response time: 5 ms, Display brightness: 250 cd/m². Number of loudspeakers: 1 pcs, RMS rated power: 1.5 W. VESA mounting interfaces compatibility: 100 x 100 mm. Input voltage: 100 - 240 V, Input frequency: 50/60 Hz, Power consumption (typical): 35 W. Width (with stand): 511.8 mm, Depth (with stand): 195.6 mm, Height (with stand): 441 mm