HP ProBook 6550b - Core i5 ,Windows 7 Pro 64-bit,4GB RAM ,1TB

HP ProBook 6550b Specifications

Display
Diagonal Screen Size : 15.6"
Max Resolution : 1600 x 900
Technology : LED-backlit HD anti-glare / LED-backlit HD+ WVA anti-glare

Type : Intel® Core™ i5-520M Processor
Speed : 2.40 GHz
FSB : C: 3 MB L3

Chipset Type :
Mobile Intel® HM57 Express

Memory
RAM : 4 GB 1333 MHz DDR3 SDRAM SODIMM
Total slots : 2

Graphics Card
ATI Mobility Radeon HD 540v with 512 MB dedicated video memory (discrete)
Intel HD Graphics (integrated)

Storage
SATA II (7200 rpm)1000GB

Mobile Broadband
HP Mobile Broadband (powered by Gobi) with GPS

Connectivity
WLAN :
Intel Centrino 802.11a/b/g/n
Intel Centrino 802.11b/g/n
Broadcom 802.11a/b/g/n
Bluetooth : HP Integrated Module with Bluetooth 2.1 with EDR Wireless Technology

Keyboard
Full-sized spill-resistant keyboard with drain and separate numeric keypad

Audio System
HP Premier Sound; Integrated stereo speakers; Integrated microphone (dual-microphone array when equipped with optional 2 MP webcam); Touch-sensitive controls

Interface
3 x USB 2.0
1 x eSATA/USB 2.0 Combo
1 x external VGA monitor
1 x DisplayPort
1 x 1394a
1 x stereo microphone in
1 x stereo headphone/line-out
1 x AC power
1 x RJ-11
1 x RJ-45
1 x docking connector
1 x secondary battery connector

Optical Drive
DVD+/-RW SuperMulti DL LightScribe; DVD-ROM

Slots
Card Reader : Media Card Reader
Express Card/54

Camera
2 MP webcam

Power
Battery : 9-cell (93 WHr) Li-Ion, 6-cell (55 WHr) Li-Ion, 6-cell Long Life (51 WHr) Li-Ion
AC Adapter : 90W HP AC Adapter(discrete graphics), 65W HP AC Adapter (integrated graphics), HP Fast Charge

Color: Black
Display Type: LED Backlit LCD
Dynamic Contrast Ratio: 100,000,000 : 1
Energy Star Compliant: Yes â—¦HDCP Protection: Yes
Number of DVI: 1
Resolution Description: 1600 x 900
Response Time: 5 Milliseconds
Screen Aspect Ratio: 16:9
Screen Brightness: 200 Nit
Vertical Refresh Rate: 60 Hz
VESA Compatible: Yes