• Intel® Celeron® Processor 550 2.0 GHz, 533 MHz FSB, 1 MB L2 cache
• 1 GB 667 MHz DDR2 SDRAM
• 120 GB 5400 rpm SATA Hard Drive
• LightScribe DVD+/-RW SuperMulti with Double Layer DVD
• inch diagonal WXGA BrightView
• Mobile Intel Graphics Media Accelerator X3100
• Integrated Network & Broadcom 802.11a/b/g Wireless

Main Specifications

Product Description	HP Compaq Business Notebook 6720s - C 550 2 GHz - 15.4" TFT
Dimensions (WxDxH)	14.1 in x 10.5 in x 1.3 in
Weight	5.5 lbs
Localization	English / United States
System Type	Notebook
Built-in Devices	Stereo speakers, wireless LAN antenna
Processor	Intel Celeron 550 / 2 GHz
Cache Memory	1 MB - L2 cache
RAM	1 GB (installed) / 2 GB (max) - DDR II SDRAM - 667 MHz ( 1 x 1 GB )
Card Reader	Yes
Hard Drive	120 GB - Serial ATA-150 - 5400 rpm
Optical Storage	DVD±RW (+R DL) / DVD-RAM with LightScribe Technology
Display	15.4" TFT 1280 x 800 ( WXGA ) - BrightView
Graphics Controller	Intel GMA X3100
Memory Allocation Technology	Dynamic Video Memory Technology 4.0
Audio Output	Sound card
Telecom	Fax / modem - MDC - 56 Kbps
Networking	Network adapter - Ethernet, Fast Ethernet, IEEE 802.11b, IEEE 802.11a, IEEE 802.11g
Wireless NIC	Broadcom 4311AG
Input Device	Keyboard, touchpad
Power	AC 120/230 V ( 50/60 Hz )
Battery	Lithium ion
Operating System	Microsoft Windows Vista Home Basic
Manufacturer Selling Program	HP Smart Buy
Manufacturer Warranty	1 year warranty

General
System Type	Notebook
Built-in Devices	Stereo speakers, wireless LAN antenna
Width	14.1 in
Depth	10.5 in
Height	1.3 in
Weight	5.5 lbs
Localization	English / United States
Processor
Processor	Intel Celeron 550 / 2 GHz
Data Bus Speed	533 MHz
Cache Memory
Type	L2 cache
Installed Size	1 MB
RAM
Installed Size	1 GB / 2 GB (max)
Technology	DDR II SDRAM - 667 MHz
Form Factor	SO DIMM 200-pin
Configuration Features	1 x 1 GB
Storage Controller
Type	Serial ATA
Serial ATA Interface	Serial ATA-150
Storage
Hard Drive	120 GB - Serial ATA-150 - 5400 rpm
Optical Storage
Type	DVD±RW (+R DL) / DVD-RAM
Read Speed	24x (CD) / 8x (DVD)
Write Speed	24x (CD) / 8x (DVD±R) / 2.4x (DVD+R DL)
Rewrite Speed	16x (CD) / 4x (DVD±RW) / 5x (DVD-RAM)
Disc Labeling Technology	LightScribe Technology
Card Reader
Type	Card reader
Supported Flash Memory Cards	SD Memory Card, MultiMediaCard
Display
Display Type	15.4" TFT
Max Resolution	1280 x 800 ( WXGA )
Widescreen Display	Yes
Features	BrightView
Video
Graphics Processor / Vendor	Intel GMA X3100 Dynamic Video Memory Technology 4.0
Max Allocated RAM Size	384 MB
Audio
Audio Output	Sound card
Audio Codec	AD1981HD
Compliant Standards	Sound Blaster Pro, High Definition Audio
Audio Input	Microphone
Input Device(s)
Type	Keyboard, touchpad
Telecom
Modem	Fax / modem - MDC
Max Transfer Rate	56 Kbps
Protocols & Specifications	ITU V.21, Bell 212A, ITU V.22, ITU V.22bis, ITU V.29, ITU V.32, ITU V.32bis, ITU V.34, ITU V.17, ITU V.23, ITU V.27ter, ITU V.8bis, Bell 103J, ITU V.92, ITU T.30, ITU V.250, ITU V.251, ITU V.80
Fax Compatibility	G3
Networking
Networking	Network adapter
Wireless LAN Supported	Yes
Wireless NIC	Broadcom 4311AG
Data Link Protocol	Ethernet, Fast Ethernet, IEEE 802.11b, IEEE 802.11a, IEEE 802.11g
Compliant Standards	IEEE 802.11b, IEEE 802.11a, IEEE 802.11g, IEEE 802.1x, Wi-Fi CERTIFIED
Expansion / Connectivity
Expansion Slots Total (Free)	2 ( 1 ) x memory - SO DIMM 200-pin 1 ( 1 ) x ExpressCard/54
Interfaces	1 x battery 3 x Hi-Speed USB - 4 pin USB Type A 1 x network - Ethernet 10Base-T/100Base-TX - RJ-45 1 x modem - phone line - RJ-11 1 x display / video - VGA - 15 pin HD D-Sub (HD-15) 1 x microphone - input - mini-phone stereo 3.5 mm 1 x audio - line-out/headphones - mini-phone stereo 3.5 mm
Miscellaneous
Features	Security lock slot (cable lock sold separately), system password, power-on password, memory change alert, HP DriveGuard
Compliant Standards	CE, CSA, UL, VCCI, BSMI, GOST, EPA Energy Star, GS, SABS, CCC, MIC, FCC, ICES
Manufacturer Selling Program	HP Smart Buy
Power
Power Device	External
Voltage Required	AC 120/230 V ( 50/60 Hz )
Battery
Technology	6-cell lithium ion
Installed Qty	1
Capacity	47 Wh
Operating System / Software
OS Provided	Microsoft Windows Vista Home Basic
Software	InterVideo WinDVD, HP ProtectTools Security Manager, HP Client Manager Software (free download), HP Help and Support, HP Wireless Assistant, Synaptics Touchpad Driver, Norton Internet Security (60 days subscription), HP Backup and Recovery Manager, Roxio Easy Media Creator 9, HP Universal Print Driver
Manufacturer Warranty
Service & Support	1 year warranty
Service & Support Details	Limited warranty - parts and labor - 1 year
Environmental Parameters
Min Operating Temperature	32 °F
Max Operating Temperature	95 °F
Humidity Range Operating	10 - 90%
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)