Operating system：Windows 10 Home 64 Processor：Intel Core i5-6200U with Intel HD Graphics 520 (2.3 GHz, up to 2.8 GHz, 3 MB cache, 2 cores) Graphics：Intel HD Graphics 520 Display：15.6" diagonal FHD IPS anti-glare WLED-backlit (1920 x 1080) Memory：6 GB DDR3L SDRAM (1 x 2 GB, 1 x 4 GB) Hard drive：1 TB 5400 rpm SATA Optical drive：SuperMulti DVD burner Network interface：Integrated 10/100 BASE-T Ethernet LAN Wireless：Intel 802.11ac (1x1) and Bluetooth 4.0 Combo Power supply：45 W AC power adapter Battery：4-cell, 41 Wh Li-ion Ports：2 USB 3.0; 1 USB 2.0; 1 HDMI; 1 RJ-45; 1 headphone/microphone combo Expansion slots：1 multi-format SD media card reader Energy efficiency：ENERGY STAR certified; EPEAT Silver registered Webcam：HP TrueVision HD Webcam (front-facing) with integrated dual array digital microphone Audio：B&O PLAY with 2 speakers Color：Star Wars Special Edition in Darkside Black Pointing device：HP Imagepad with multi-touch gesture support Keyboard：Full-size island-style backlit with numeric keypad Dimensions (W X D X H)：15.14 x 10.28 x 0.99 in Weight：5.07 lb Software included：McAfee LiveSafe 30-day trial offer (Internet access required. First 30 days included. Subscription required for live updates afterwards.) CyberLink PhotoDirector; CyberLink PowerDirector; CyberLink YouCam; Netflix; Dropbox; TripAdvisor; CyberLink Power Media Player; Evernote Premium Buy Office Model number：15-an050nr