Appendix150Usability – Designed for You• Good visual ergonomics and image quality, ensuringtop performance and reduced risk of eye strain. Severalrequirements within the area of luminance, contrast,resolution and color• Designed with the option to connect an external display,keyboard and mouse (recommended when working with anotebook or netbook for longer periods)• Ergonomic keyboard design – for ease of use and goodreadability• Fully tested according to rigorous safety standards• Low Electric and Magnetic field emissions. Low acoustic noiselevelsTCO certified (for correspondingmodels only)Congratulations! This product is TCO certified forusability and the environment.The product you have just purchased carries the TCO Certifiedlabel. This means that your computer is designed, manufacturedand tested according to some of the strictest performanceand environmental criteria in the world. That makes for a highperformance product designed with the user in focus and onethat also minimizes the impact on the climate and our naturalenvironment.TCO Certified is a third party verified program, where everyproduct model is tested by an accredited impartial test laboratory.All criteria have been developed by TCO Development incollaboration with scientists, product experts, users as well asmanufacturers all over the world.Here are some of the features offered with this product: