HP EliteBook 8540w Mobile Workstation Core i5-520M 2.4GHz 750GB 4GB WINDOWS 7 PRO 64-BIT M5800 WIFI WEBCAM Processor: Intel Core i5-520M Processor (2.4 GHz, 3 MB L3 cache)* - Up to 2.93 GHz with Intel Turbo Boost Technology; Memory: 4GB DDR3 SDRAM; Operating System: Windows 7 Professional 64-bit Installed with Recovery Partition and COA (Certificate Of Authenticity); Hard Drive: 750GB Optical Storage: CD/DVDRW Super Combo Optical Disc Drive with LightScribe; Display: 15.6-inch diagonal 16:9 LED-backlit HD+ anti-glare (1600 x 900 resolution); Graphics: ATI FirePro M5800 graphics with 1 GB dedicated DDR3 video memory; Audio: HD audio (HP Premier Sound) Integrated stereo speakers Communication: Integrated Intel Gigabit Network Connection (10/100/1000 NIC) 56K V.92 modem; Wireless: Intel Centrino Ultimate-N 6300 (3x3) Integrated support for 802.11a, b, g, and n, 3 transmit, 3 receive antennas Up to 450 mbps data rate HP un2420 EV-DO/HSPA Mobile Broadband Module HP Integrated Module with Bluetooth Wireless Technology Interfaces: ExpressCard/54 slot: One External monitor: Two - (1) DisplayPort, (1) VGA Media Card Reader: One 1394a: One Stereo microphone in: One Stereo headphone/line out: One Power connector: One RJ-11/modem: One RJ-45/Ethernet: One USB 2.0: Three USB 3.0: Two (for USB 2.0 and USB 3.0 peripherals) eSATA: One Docking connector: One Secondary battery connector: One INCLUDES: AC Adapter / Charger with Power Cord; Optional 2-MP Webcam with Business Card Reader Software