ENERGY STAR® is the government-backed symbol for energy efficiency, providing simple, credible, and unbiased information that consumers and businesses rely on to make well-informed decisions. ENERGY STAR is the simple choice for energy efficiency, making it easy for consumers and businesses to purchase products that save them money and protect the environment. ENERGY STAR ASUS VW198S 19” W+ LCD Monitor, 48.3 cm (19"), 1680 x 1050 pixels, 5 ms, Black ASUS VW198S 19” W+ LCD Monitor. Display diagonal: 48.3 cm (19"), Display resolution: 1680 x 1050 pixels, Response time: 5 ms, Viewing angle, horizontal: 170°, Viewing angle, vertical: 160°. Product colour: Black