Lenovo ThinkPad S540

4th Generation Intel® Core™ Processors\n4th generation Intel® Core™ processors deliver the performance to increase productivity for your business. Devices turn on in an instant and are always up-to-date. You can multitask quickly and move effortlessly between applications, collaborate wirelessly in a high quality videoconference--all with the convenience of longer battery life. Plus, you can guard against identity theft and ensure safe access to your network with built-in security features. In fact, the only thing more amazing than an Intel Core processor-based PC is what your users will do with it.\n\nOptional AMD Radeon™ HD Graphics\nConfigure your S540 Ultrabook with AMD Radeon 8670M 2GB HD graphics and get the best from the graphics accelerated features of Windows 8, plus all your latest professional applications and games.\n\nStylish and Practical Design\nAvailable in silver or gunmetal black, the S540 combines aluminum and magnesium alloy for durability and lightness, while a single unified hinge adds strength, enabling up to 180-degree opening. Indented sides also make carrying the S540 around the office or home comfortable and easy.\n\nFull HD or HD Displays\nFull HD (1920 x 1080 resolution) or HD (1366 x 768 resolution) LCD displays with high brightness and vivid colours deliver beautiful and clear visuals whether you are working or playing.\n\nAward-Winning Backlit Keyboard Enhanced for Windows 8\nFull-sized and spill-resistant, the legendary ThinkPad ergonomic keyboard is renowned for its full array of keys, excellent feel, and TrackPoint® pointing device. Backlit for convenience, it's optimized for Windows 8 with multimedia buttons, LED status indicators, function-lock capability, while the smooth TrackPad with 5-point click integration can be configured for motions and swipes to suit you.\n\nLenovo OneLink Technology\nGet more from your power cable! OneLink technology is a unique interface that simplifies connectivity through a single cable to the ThinkPad OneLink Dock (sold separately), which provides dedicated video, USB 3.0 ports, Gigabit Ethernet, and audio—all while charging your notebook.\n\nLong Battery Life\nStay unplugged all day—up to 9 hours—but when you do need to boost your battery, breakthrough Lenovo RapidCharge technology charges up to 80% in just 45 minutes. The battery is removable and can be replaced.\n\nSuperior Web Conferencing\nA low-light sensitive 720p HD webcam with wide-angle viewing and face-tracking, and dual noise cancelling microphones deliver crystal-clear private and conference mode VOIP meetings. Plus, convenient multimedia keys provide quick and easy access to microphone, speaker, and camera controls.\n\nDolby® Home Theater® v4\nThis suite of audio technologies enables your ThinkPad S540 to deliver a crisp, clear surround sound experience over its built-in stereo speakers. The technology increases audio clarity for VOIP applications, maximizes volume output without distortion, and improves dialogue clarity when watching videos.