HP ProBook 6555b

Professional solution for HP notebook in magnesium alloy chassis and thick metal hinges for maximum durability and long life. With this implementation, in combination with a battery life capable of five hours is a perfect candidate for frequent travel. The computer is operated by a powerful AMD Phenom tříjádrovým II Triple-Core N830 operating at a high frequency of 2.1 GHz. It will support DDR3 memory with 4 GB, which may be exchanged in two slots for up to 8 gigabytes The big advantage is the excellent display with a matte finish on a diagonal 15.6 ", with very fine resolution of 1600 x 900 pixels.
Your data will be safe on your hard drive protection with HP 3D DriveGuard. Will drive 500 GB and a speed of 7200 RPM spin plates for waiting too long. To back up the missing practical DVD SuperMulti burner with LightScribe drive to burn the image to the designated media.The network is conveniently connected via gigabit Ethernet card or wireless via WiFi. Subsequent video delivers an integrated webcam above the screen. The notebook comes preinstalled with Microsoft Windows 7 Professional.
Parameters and specifications:

Processor:
AMD Phenom Triple-Core II N830 with a frequency of 2.1 GHz
1.5 megabytes of L2 cache
3 cores
Max TDP: 35 W
Memory:
4 gigabytes of DDR3 1333 MHz
Expandable to 8 GB in two slots
Display:
15.6 "TFT LCD with LED backlight, matte (anti-reflective filter)
Resolution: 1600 x 900 points
Video Card:
ATI Mobility Radeon HD4250
Hard Drive:
500 gigabytes
7200 RPM
Serial ATA
Mechanics:
DVD SuperMulti with LightScribe
Multimedia:
High Definition Audio
Stereo speakers
Integrated webcam with integrated microphone
Communication:
Ethernet LAN 10/100/1000 Mbit/s
WiFi 802.11a/b/g
BlueTooth
Inputs and outputs:
3x USB (1x eSATA)
1x DisplayPort
1x RJ-45
1x VGA
1x Microphone
1 x headphone (stereo)
1x FireWire IEEE 1394
1x Express Card 54 mm
1x Card Reader
1x DC-in
1x docking connector
1 accessory battery connector
Power:
Li-Ion Battery
Battery life up to 5.5 hours
Dimensions:
371 x 248 x 34.8 mm
Weight:
2.6 kg
Operating system:
Microsoft Windows 7 Professional CZ/SK 64bit
(Included in the package is not recovery disk, Windows 7 can restore from a hidden partition on the disk)