AOC E2243FWSK. Display diagonal: 546.1 mm (21.5 "), Response time: 5 ms, Display brightness: 250 cd/m². Input voltage: 110 - 240 V, Input frequency: 50/60 Hz, Power consumption (typical): 25 W. Width: 514.2 mm, Depth: 182 mm, Height: 386.1 mm. Packaging width: 577 mm, Packaging depth: 124 mm, Packaging height: 522 mm. Certification: cCSAus, FCC, CE, TUV/S, EPA 5.0, EPEAT Silver, Compliance industry standards: RoHS