The affordable HP laptops come loaded with new features and entertainment. Now you can enjoy your movies and videos like never before as it offers performance style and plenty of screen space. With HP its time to get the real cinema experience at home.HP ProBook 4420s laptopProduct SpecificationGeneralSystem Type : NotebookBuilt-in Devices :stereo speakers wireless LAN antenna Bluetooth antennaWidth : 13.2 inDepth : 9.1 inHeight : 1.1 inWeight : 5.1 lbsLocalization: English / United StatesRecommended Use Small business corporate business==================================================================ProcessorProcessor : Intel Core i3 380M / 2.53 GHzMulti-Core : Technology Dual-Core64-bit ComputingChipset Type : Mobile Intel HM57 Express==================================================================Cache MemoryType : L3 cacheInstalled Size : 3 MB==================================================================RAMInstalled Size : 2 GB / 8 GB (max)Technology : DDR3 SDRAM - 1066 MHzMemory Specification Compliance : PC3-8500Configuration Features : 1 x 2 GBForm Factor : SO DIMM 204-pin==================================================================Storage ControllerType : Serial ATASerial ATA Interface : Serial ATA-300==================================================================StorageHard Drive : 320 GB - Serial ATA-300 - 7200 rpm==================================================================Optical StorageType : DVD±RW (±R DL) / DVD-RAMRead Speed :24x (CD) / 8x (DVD)Write Speed : 24x (CD) / 8x (DVD±R) / 4x (DVD±R DL)Rewrite Speed : 16x (CD) / 6x (DVD-RW) / 8x (DVD+RW) / 5x (DVD-RAM)Disc Labeling Technology : LightScribe Technology==================================================================Card ReaderType : Card readerSupported Flash Memory Cards: SD Memory Card Memory Stick Memory Stick PRO MultiMediaCard xD-Picture Card==================================================================DisplayDisplay Type : 14" TFTLCD Backlight Technology : LED backlightMax Resolution : 1366 x 768 ( WXGA )Widescreen DisplayFeatures: HD anti-glare==================================================================VideoGraphics Processor / Vendor: Intel HD Graphics Dynamic Video Memory Technology 5.0Graphics Processor: Intel HD Graphics Dynamic Video Memory Technology 5.0==================================================================AudioAudio Output: Sound cardAudio Input : MicrophoneCompliant Standards : High Definition AudioAudio Codec : IDT 92HD80==================================================================Notebook CameraCamera Type : IntegratedSensor Resolution : 2 Megapixel==================================================================Input Device(s)Type : Keyboard ClickPadFeatures : Spill-resistant==================================================================NetworkingNetworking: Network adapterWireless LAN SupportedWireless NIC : Ralink RT3090BC4Data Link Protocol : Ethernet Fast Ethernet Gigabit Ethernet IEEE 802.11b IEEE 802.11g IEEE 802.11n Bluetooth 2.1 EDR Bluetooth 3.0 HSCompliant Standards : IEEE 802.3 IEEE 802.3u IEEE 802.3i IEEE 802.3z IEEE 802.1Q IEEE 802.3ab IEEE 802.1p IEEE 802.11b IEEE 802.3x IEEE 802.11g Wi-Fi CERTIFIED IEEE 802.11n Bluetooth 2.1 Bluetooth 3.0Bluetooth Class : Class 2Remote Management Protocol : SNMP==================================================================Expansion / ConnectivityExpansion : Slot(s) 2 (total) / 1 (free) x memory - SO DIMM 204-pin ¦ 1 (total) / 1 (free) x ExpressCard/34Interfaces: 3 x Hi-Speed USB - 4 pin USB Type A ¦ 1 x storage / Hi-Speed USB - Hi-Speed USB / eSATA ¦ 1 x audio / video - HDMI - 19 pin HDMI Type A ¦ 1 x network - Ethernet 10Base-T/100Base-TX/1000Base-T - RJ-45 ¦ 1 x audio - line-out/headphones - mini-phone stereo 3.5 mm ¦ 1 x microphone - input - mini-phone stereo 3.5 mm ¦ 1 x display / video - VGA - 15 pin HD D-Sub (HD-15)==================================================================MiscellaneousFeatures : Security lock slot (cable lock sold separately) system password HP Disk Sanitizer HP 3D DriveGuard Enhanced Pre-Boot Security HP SpareKey One-Step LogonCompliant Standards : CE CSA UL VCCI BSMI GOST SABS CCC MIC FCC RoHS WEEE A-Tick ICESManufacturer Selling Program : HP Smart Buy==================================================================PowerPower Device : ExternalVoltage Required : AC 120/230 V ( 50/60 Hz )Power Provided : 65 WattOutput Voltage : 18.5 VOutput Current : 11 A==================================================================BatteryTechnology : 6-cell lithium ionInstalled : Qty 1Capacity : 47 WhRun Time : (Up To) 4.5 hour(s)==================================================================Operating System / SoftwareOS Provided : Microsoft Windows 7 ProfessionalMicrosoft Office Preloaded : Includes a pre-loaded image of select Microsoft Office 2010 suites. Purchase an Office 2010 Product Key Card or disc to activate preloaded software on this PC.Software : HP Quick Launch Button Software HP ProtectTools Security Manager HP Wireless Assistant Skype HP QuickLook 3 Norton Online Backup (Trial) HP Recovery Manager HP Support Assistant HP QuickWeb HP Power Assistant HP Connection Manager 3.1 HP DayStarter WinZip 12 (Trial) HP Face Recognition Corel Home Office (60 days trial) Microsoft Office 2010 Starter HP SoftPaq Download Manager (free download) ArcSoft TotalMedia Suite==================================================================Environmental StandardsENERGY STAR QualifiedEPEAT Compliant : EPEAT Gold==================================================================Manufacturer WarrantyService & Support : 1 year warrantyService & Support Details: Limited warranty - parts and labor - 1 year ¦ Limited warranty - battery - 1 year==================================================================Environmental ParametersMin Operating Temperature : 41 °FMax Operating Temperature : 95 °FHumidity Range Operating : 10 - 90% (non-condensing)Shock Tolerance : 125 g @ 2ms half-sine pulse (operating) / 200 g @ 2ms half-sine pulse (non-operating)Vibration Tolerance : 0.75 g @ RMS (random) (operating) / 1.5 g @ RMS (random) (non-operating)