Hanns.G HL249DPB. Display diagonal: 599.4 mm (23.6 "), Response time: 5 ms, Display brightness: 250 cd/m². Number of loudspeakers: 2 pcs, RMS rated power: 2 W. VESA mounting interfaces compatibility: 100 x 100 mm. Input voltage: 100 - 240 V, Input frequency: 50/60 Hz, Power consumption (standby): 0.5 W