The Pro Lite E2280HS is a 21.5" Full HD 1920 x 1080p LED-backlit monitor. It features 5ms black-to-black response time & >5, 000, 000: 1 advanced contrast ratio assuring very good picture quality. Triple input support of analog, DVI & HDMI ensures compatibility with the latest installed graphics cards & embedded notebook outputs. The monitor is ENERGY STAR Certified. It offers a reliable solution for both home & office use.