Designed for the enthusiast, the AW2518HF delivers a futuristic style and precise form with solid stability | Lightning-fast 240Hz native refresh rate combined with 1ms response time delivers buttery-smooth gameplay with virtually no input lag | Compatibility- All Operating System. AMD Free Sync eliminates choppy gameplay and broken frames with fluid, artifact-free performance at virtually any framerate | Specific gaming OSD (onscreen display) design keeps your user experience in the gaming theme. Brightness : 400 nits. Voltage Required AC 120/230 V (50/60 Hertz) | Game comfortably in your zone with a height adjustable stand, tilt, swivel and pivot features. Refer to the PDF attached below in Technical Specification for Installation manual