Lenovo ThinkPad Helix Ultrabook/Tablet - 11.6" 1920x1080 FHD Touchscreen (Intel 1.20 GHz, Processor, 4GB RAM, 128GB SSD, Windows 8.1 - 20CG0021US) Intel M-5Y71 Processor (4M Cache, up to 2.90 GHz, Dual Core) with Intel HD Graphics 5300 Comes pre-loaded with Windows 8.1 Pro 64 Bit (Upgradable to Windows 10 through Microsoft) Bluetooth 2.0, 802.11 a/c and 802.11 a/g/n, Includes intuitive Digitizer pen Stylus 11.6-inch FHD 1920x1080 Touchscreen with Corning Gorilla Glass to prevent breakage and scratches. 4 GB RAM, 128 GB SSD, Ultrabook Pro Keyboard with Fingerprint Reader, Up to 12 Hrs/ 26 Whr Battery