Dell P2314H 23 Full HD 1080p Widescreen LED Backlight IPS LCD Monitor, 1000: 1 Contrast Ratio, 250cd/m2 Brightness, 4 USB 2.0/VGA/DVI-D/DisplayPort Compliant Standards: RoHS, CECP, TCO Displays| Voltage Required: AC 120/230 V ( 50/60 Hz )| EPEAT Compliant: EPEAT Gold| ENERGY STAR Qualified: Yes