Acer G226HQLBbd, G. Display diagonal: 546.1 mm (21.5 "), Response time: 5 ms, Display brightness: 200 cd/m². Input voltage: 110 - 220 V, Input frequency: 50/60 Hz, Power consumption (standby): 0.600 W. Width: 510 mm, Depth: 169 mm, Height: 365 mm. Certification: MPRII, Compliance industry standards: ISO9241-307