16" (15.6" viewable) display, 200 cd/m2 Brightness,16:9 Aspect Ratio. Max Resolution 1366 x 768, 500:1 Contrast Ratio, 8ms Response Time Multiple USB monitors can be simultaneously connected to a single laptop to function as a multi-monitor PC or Mac. SImply installing DisplayLInk software on the PC or Mac allows you to easily add multiple USB monitors for external displays without unnecessary extra hardware USB-powered (no power cable required) with USB 3.0 technology.