Mfg Part # = 4424HB6 Thoughtfully engineered to enhance office productivity, the L1940p Wide is energy efficient and environmentally responsible. Wide format technology provides 12.5% more spreadsheet columns while reducing power consumption by up to 30% less than conventional models. The adjustable stand allows for versatility and user comfort. At 89dpi, screen images are crisp and comfortable to look at, making it best suited for users seeking improved office applications productivity. The incorporated ThinkVantage design enhances usability and makes the monitor easy to use. It complements the design of ThinkPad and ThinkCentre systems and includes attachments for the optional ThinkVision USB Soundbar (sold separately). The Electronic Product Environmental Assessment Tool (EPEAT) rates the ThinkVision L1940p Wide in the Gold category, making it one of the most environmentally friendly monitor available today*. This new monitor enables you to be environmentally friendly without compromising performance. The Lenovo ThinkVision L1940p Wide is a member of the Performance Series family of monitors. It is best suited for those who spend long periods of time at the computer or in multiple-monitor environments that use advanced business applications. * As rated by epeat.net