Acer X223Wbd. Display diagonal: 55.88 cm (22"), Response time: 5 ms, Display brightness: 300 cd/m². Colour of product: Black. VESA mounting interfaces: 100 x 100 mm. Power consumption (standby): 2W, Power consumption (typical): 45W, Power consumption (off): 1W. Certification: UL, CUL, TUV/GS, T-Mark, ISO 9241-3/-7/-8, FCC/B, VCCI, CE, Ctick, BSMI, WHQL, ISO 13402-6, TCO 03