HP ProBook 4420s Laptop(Caviar)ProcessorProcessor : Core i3Variant : 370MChipset : Intel HM57Brand : IntelClock Speed : 2.4 GHzCache : 3 MB (Smart Cache)--------------------------------------------------------------------------------------MemoryExpandable Memory : Up to 8 GBMemory Slots : 2 (Unused Slots - 1)System Memory : 3 GB DDR3--------------------------------------------------------------------------------------StorageHardware Interface : SATA IIRPM : 7200HDD Capacity : 320 GB--------------------------------------------------------------------------------------Optical Disk DriveOptical Drive : LightScribe SuperMulti Drive with Double Layer Support--------------------------------------------------------------------------------------PlatformArchitecture : 32-bitOperating System : Windows 7 Home Basic--------------------------------------------------------------------------------------DisplayScreen Size : 14.0 InchResolution : 1366 x 768 PixelScreen Type : Diagonal LED Backlit HD BrightView Display--------------------------------------------------------------------------------------GraphicsGraphic Processor : Intel HD Graphics--------------------------------------------------------------------------------------InputWeb Camera : 2.0 MegapixelPointer Device : TouchPadKeyboard : Full-Sized Spill-Resistant Keyboard--------------------------------------------------------------------------------------AudioInternal MicSpeakers--------------------------------------------------------------------------------------CommunicationEthernet : 10/100/1000 NICWireless LAN : 802.11 b/g/nBluetooth : v2.1 EDR--------------------------------------------------------------------------------------PowerBattery Backup : Up to 3 hoursBattery Cell : 6 cellPower Supply : 65 W AC Adapter--------------------------------------------------------------------------------------Ports/SlotsUSB Port : 3 x USB 2.0Mic InRJ45 LANHDMI PortVGA PortMulti Card Slot : 6-in-1 Integrated Digital Media Reader--------------------------------------------------------------------------------------SecurityFace Recognition--------------------------------------------------------------------------------------Machine DimensionsWeight : 2.14 KgDimension : 336 x 232.4 x 27 mm--------------------------------------------------------------------------------------Free Carry Case Worth Rs.2500