Sumsang ATIV Book 9 13.3 inches Model No NP900X3G-S01US Comes with Windows 7 Professional or Windows 8 Pro COA Operating System. Intel Core i7-4500U, 1.6 GHz up to 2.6 GHz, 4MB L3 processor, 8GB DDR3L(1600MHz) RAM Memory, 256GB SSD, Sumsang ATIV Book 9 13.3 also has Stereo Speaker (1.5W x 2), SoundAlive HD Audio, 720p HD Webcam and Blacklit keboard, The Laptop is 12.35 x 8.6 x 0.52 inches Physical Dimension, 300 nits, SuperBright Technology, 2.49 lb and Weight, Slot 3-in-1 (SD, SDHC, SDXC) Multi-media Card Reader, 13.3 inches screen size, 4 cell / Li-Po, 44WHr, Up to 10 Hours, ATIV Book 9 13.3 is USB 1 x USB 3.0, 1 x USB 2.0, Bluetooth, internet, HDMI and VGA by Sumsang.