HP Business L2401x 24" LED LCD Monitor - 16:9 - 12 ms - Adjustable Display Angle - 1920 x 1080 - 250 Nit - 5,000:1 - HDMI - Black - ENERGY STAR, EPEAT Silver, TCO Certified Displays 5.2, TCO Certified Displays 6.0, CECP, China Energy Label (CEL) Brightness:250 cd/m Contrast ratio (typical):5000:1 static; 10000000:1 dynamic Display features:Anti-glare; Plug and Play; Language selection; On-screen buttons; User Programmable Power requirements:Input voltage: 100 to 240 VAC