HP 15 Core i3 6th Gen 15.6-inch Laptop (4GB/1TB/DOS/Sparkling Black/2.1kg), BS542TU Colour:Sparkling Black   Power through your day with a stylish laptop created to keep you connected and on top of everyday tasks. With reliable performance and long lasting battery life - you can easily surf, stream and stay in touch with what matters most. Specifications: Operating system :FreeDOS 2.0 Processor family :6th Generation Intel Core i3 processor Sku: Sku :2EY84PA Graphic Subsystem: Graphics :Intel HD Graphics :Integrated Graphics :Intel HD Graphics 520 Software: Operating system :FreeDOS 2.0 Usage: Usage :Everyday computing Processor: Processor type :Intel Core i3 Processor speed :2 GHz Category: Family brand :Essential Form Factor: Form factor :Standard laptop Display Specifications: Display :39.62 cm(15.6) diagonal HD display Display :39.62 cm(15.6) diagonal HD SVA BrightView WLED-backlit (1366 x 768) Appearance: Product color :Sparkling black Memory: Memory and storage :4 GB memory (upgradeable to 16 GB); 1 TB HDD storage) Battery and Power: Battery life :Up to 11 hours and 45 minutes Battery type :4-cell, 41 Wh Li-ion Power supply type :65 W EM AC power adapter Multimedia and Input Devices: Keyboard :Full-size island-style keyboard with numeric keypad Pointing device :Touchpad with multi-touch gesture support Audio features :Dual speakers Drives: Hard drive description :1 TB 5400 rpm SATA Optical drive :DVD-Writer Storage type :HDD Dimensions: Minimum dimensions (W x D x H) :38 x 25.38 x 2.38 cm Weights: Weight :2.1 kg Warranty: Warranty :1-year limited parts and labour Connectivity and Communications: Ports :1 USB 2.0; 1 HDMI; 1 RJ-45; 1 headphone/microphone combo; 2 USB 3.1 Gen 1 (Data transfer only) Expansion slots :1 multi-format SD media card reader Wireless :802.11b/g/n (1x1) and Bluetooth 4.0 combo Network interface :Integrated 10/100/1000 GbE LAN Security Management: Security management :Kensington MicroSaver lock slot Note: Incase of any issu with the product, kindly contact brand at 1-(800)-108-4747.