Microsoft Surface Pro 4 6th gen laptop cum tablet book

Microsoft Surface Pro 4 (Core i5 – 6th Gen/4GB/128GB/Windows 10 Pro/Integrated Graphics/31.242 Centimeter Full HD Display), Silver     Technical Details Brand Microsoft Series Surface Pro 4 Colour Silver Item Height 8 Millimeters Item Width 20.1 Centimeters Screen Size 31.242 Centimeters Maximum Display Resolution 2736 x 1824 Item Weight 785 g Product Dimensions 29.2 x 20.1 x 0.8 cm Batteries: 1 Lithium ion batteries required. (included) Item model number CR5-00028 Processor Brand Intel Processor Type Core i5 RAM Size 4 GB Memory Technology DDR3 Hard Drive Size 128 GB Hard Disk Technology Solid State Drive Audio Details Headphones Speaker Description Stereo speakers with Dolby sound Graphics Coprocessor Intel Integrated Graphics Wireless Type 802.11bgn Number of USB 3.0 Ports 1 Number of Audio-out Ports 1 Card Reader Secure Digital card Operating System Windows 10 Average Battery Life (in hours) 9 Hours Lithium Battery Energy Content 3 Watt Hours Number of Lithium Ion Cells 6 Included Components Tablet, Surface Pen, Power Adapter, (Type Cover to be bought separately)     stylus extra cost 3999 rs new