Acer P191W. Display diagonal: 48.26 cm (19"), 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): 37W, Power consumption (off): 1W. Certification: UL, CUL, TUV/GS, T-Mark, ISO9241-3/-7/-8, FCC/B, VCCI, CE, C-tick, BSMI, WHQL, ISO 13402-6