Philips 221B3LPCB. Display diagonal: 546.1 mm (21.5 "), Response time: 5 ms, Display brightness: 250 cd/m². Headphone connectivity: 3.5 mm. Number of loudspeakers: 2 pcs, RMS rated power: 3 W. On Screen Display (OSD) languages: CHI (SIMPL), DEU, ENG, ESP, FRE, ITA, POR, RUS. VESA mounting interfaces compatibility: 100 x 100 mm, Swivel angle: -65 - 65 °, Tilt angle: -5 - 20 °