Stylish, Svelte Design. Premium Features. The S531 shell combines aluminum & magnesium alloy for both durability & lightness. A single unified hinge adds strength, while also enabling 180-degree opening so the Ultrabook lies flat or rests at any angle. Unique attention to detail like indented sides for carrying add convenience & style. Black ports & a sandblast finish top off the design embellishments on the S531, which is available in both Silver & Gunmetal. New Lenovo One Link Technology Get more from your power cable! One Link technology is a unique interface that simplifies connectivity through a single cable to the Think Pad One Link Dock, which provides dedicated video, USB (Universal Serial Bus) 3.0 ports, Gigabit Ethernet, & audio?all while charging your notebook. Award-Winning Backlit Keyboard Further Enhanced for Windows 8 Full-sized & spill-resistant, the legendary Think Pad ergonomic...