Lenovo Yoga 2 Pro Convertible Ultrabook - 59428037 - Core i5-4210U, 256GB SSD, 8GB RAM, 13.3" QHD+ 3200x1800 Touchscreen, Intel HD 4400 Graphics, Intel 7260-N WiFi, Bluetooth, HD Webcam, USB 3.0, Backlit Keyboard, Windows 8.1 (Silver) Brand Lenovo Specific Uses For Product Personal Screen Size 13.3 Inches Operating System Windows 8 Human Interface Input Touchscreen, Keyboard CPU Manufacturer Intel Standing screen display size ‎13.3 Inches RAM ‎8 GB Memory Speed ‎1600 MHz Hard Drive ‎256 GB flash_memory_solid_state Graphics Coprocessor ‎Intel HD Graphics 4400 Card Description ‎Integrated Wireless Type ‎802.11n, 802.11b, 802.11g Other Technical Details Brand ‎Lenovo Item model number ‎59428037 Hardware Platform ‎Windows Operating System ‎Windows 8 Item Weight ‎4.75 pounds Package Dimensions ‎13.5 x 9.2 x 3 inches Processor Brand ‎Intel Processor Count ‎2 Computer Memory Type ‎DDR3 SDRAM Flash Memory Size ‎256 GB Batteries ‎1 Lithium ion batteries required.>