QBell Technology QBP.22CA. Display diagonal: 558.8 mm (22 "), Response time: 1.6 ms, Display brightness: 350 cd/m². Headphone connectivity: 3.5 mm. Number of loudspeakers: 2 pcs, RMS rated power: 4 W. VESA mounting interfaces compatibility: 100 x 100 mm, Swivel angle: -60 - 60 °, Tilt angle: 0 - 20 °. Input voltage: 100 - 240 V, Input frequency: 50/60 Hz, Power consumption (standby): 1 W