HP ProBook 6540b, Intel Core i5-520M Processor (2.4 GHz, 3 MB L3 cache, 15.6" Wide LED, HD 1366 x768, Intel Graphics Media Accelerator HD, 2.0MP WebCam, 4096MB (2 x 2048MB DIMM) DDR3 1333MHz, 250GB 7200rpm, DVD±RW Super Multi Double Layer with LightScribe, Intel 802.11abgn, Bluetooth 2.0, Finger Print Reader, Windows 7 Pro with XP Pro media in box, 1 Year Parts and Labour Next Day OnSite, Office 2007 Ready, IDS

System features
Operating system installed	Genuine Windows® 7 Professional 32-bit
Processor	Intel® Core™ i5-520M Processor (2.40 GHz 3 MB L3 cache )
Chipset	Mobile Intel® HM57 Express Chipset

Dimensions and Weight
Product weight	Starting at 2.64 kg Weight varies by configuration and components
Product dimensions (W x D x H)	37.14 x 24.80 x 3.48 (at front) cm Height varies depending upon where on the notebook the measurement is made

Memory
Standard memory	2 x 2 GB DDR3
Memory slots	2 SODIMM

Storage
Internal drives	250 GB (7200 rpm)
Optical drives	DVD+/-RW SuperMulti DL LightScribe Drive

Graphics
Display size (diagonal)	15.6"
Graphic card	Intel® HD Graphics

Expansion features
External I/O ports	4 USB 2.0 ports, VGA, DisplayPort, stereo microphone in, stereo headphone/line out, 1394a, power connector, RJ-11/modem, RJ-45/ethernet, serial port, docking connector, secondary battery connector
Slots	1 ExpressCard/54 slot (also supports ExpressCard/34), Media Card Reader Optional Integrated Smart Card Reader (replaces ExpressCard/54 slot); Inserting a Memory Stick Duo Card directly into your notebook could damage the memory card and/or notebook
Audio	HP Premier Sound™, integrated stereo speakers, integrated microphone (dual-microphone array when equipped with optional 2 MP webcam), stereo headphone/line out, stereo microphone/line in
Keyboard	Spill-resistant keyboard with full numeric keypad and drain
What's in the box	Touchpad with scroll zone, two pick buttons

Communications
Network interface	Integrated Marvell Gigabit Ethernet PCI Controller (10/100/1000 NIC)
Wireless technologies	Broadcom 4322AGN 802.11a/b/g/n WiFi Adapter, Bluetooth 2.1, HP un2420 EV-DO/HSPA Mobile Broadband Module: Integrated mobile broadband module with Gobi global mobile Internet technology provides worldwide connection to both CDMA (EVDO) and UMTS (HSPA) networks. Wireless mobile broadband use requires separately purchased service contract. Check with service provider for coverage area and availability in your area

Power and operating requirements
Power requirements	External 65W HP Smart AC Adapter (Integrated Graphics) or external 90W HP Smart AC Adapter (Discrete Graphics), HP Fast Charge
Operating temperature range	0 to 35° C
Operating humidity range	10 to 90% RH
Non-operating humidity	5 to 95% RH

Security management

Security management

HP ProtectTools Security Manager Enhanced Pre-Boot Security HP SpareKey One-Step Logon Configuration Control Hardware Memory Change Alert Ownership Tag Setup Password DriveLock Password TPM 1.2 Embedded Security Chip TPM Enhanced DriveLock HP Disk Sanitizer HP 3D DriveGuard Kensington Lock slot Support for Computrace LoJack Pro for HP ProtectTools HP Fingerprint Sensor (optional), HP Privacy Filter (optional), Smart Card Reader (optional), Computrace LoJack Pro Premium for HP ProtectTools with GPS Tracking (optional)

What's included
Software included	HP Recovery Manager, HP Support Assistant, HP QuickLaunch Buttons Software, HP QuickLook 3, HP QuickWeb, HP Power Assistant, HP Connection Manager, HP Wireless Assistant, HP 3D DriveGuard, Microsoft® Office Professional 2007 60-day Convertible Trial, McAfee Total Protection, PDF Complete SE, Roxio Creator Business 10 (select models), Synaptics Touchpad Driver, Microsoft® Windows Live Messenger (select models), HP Webcam Software, Skype, WinZip 12
Warranty	HP Services offers limited 3-year, 1-year and 90-day warranty options depending on country 1-year limited warranty on primary battery On-site service and warranty upgrades are also available