The HP Pro Book 4510s Notebook PC boasts a sleek design that packs an array of features normally reserved for more expensive notebooks. with a more spacious keyboard layout and separate numeric keypad, it delivers refined simplicity with a clean design and the latest Intel Core 2 Duo processors. Total Price Rs. 76200/- Operating System Free DOS Operating System weight 2.59 kg Dimensions 14.6 x 9.83 x 1.24 in (371.0 x 249.6 x 31.5 mm) Security Disk Sanitizer + HP SpareKey + 3D Drive Guard WebCam Integrated 2.0 MP Webcam + Microphone Power 6 Cell Lithium-Ion Battery Network Marvell Ethernet 10/100/1000 Gigabit LAN Ports 56k V.92 Modem + Media Card Reader Wi-Fi/Network Wi-Fi 802.11a/b/g + Bluetooth + Touch Pad Processor Intel Core 2 Duo P8700 (2.53GHz) Processor Chipset Mobile Intel GM45 Express Chipset Memory 2GB PC3-10666 DDR3-1333 SDRAM (1 DIMM) Hard Disk 250GB 5400 RPM SMART SATA II Hard Disk Optical Drive DVD+/-RW SuperMulti DL LightScribe Drive Display 15.6" HD BV Display 16:9 (1366 x 768 resolution) Graphics Mobile Intel Graphics Media Accelerator 4500MHD