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DisplayHP Pavilion dm4-2191us 
Screen Size14.00 "
Display Screen TypeActive Matrix TFT Color LCD
Aspect Ratio16:9
Screen ModeHD
Screen Resolution1366 x 768
Backlight TechnologyLED
Graphics Controller ManufacturerIntel
Graphics Controller ModelHD 3000
Graphics Memory CapacityUp to 1.65 GB
Graphics Memory TechnologyDDR3 SDRAM
Graphics Memory AccessibilityShared
Hard DriveHP Pavilion dm4-2191us
Storage Size640 GB
Hard Drive RPM5400
Optical Drive TypeDVD-Writer
MemoryHP Pavilion dm4-2191us
Memory Card SupportedSecure Digital (SD) Card, MultiMediaCard (MMC)
Standard Memory4 GB
Maximum Memory8 GB
Memory TechnologyDDR3 SDRAM
Memory Card ReaderYes
NetworkHP Pavilion dm4-2191us
Wireless LANYes
Wireless LAN StandardIEEE 802.11b/g/n
Ethernet TechnologyGigabit Ethernet
DimensionsHP Pavilion dm4-2191us
Height1.3"
Width13.4"
Depth9.0"
Weight (Approximate)70.56 oz
Detailed SpecsHP Pavilion dm4-2191us
WebcamYes
MicrophoneYes
Finger Print ReaderYes
SpeakersYes
ProcessorHP Pavilion dm4-2191us
Processor ManufacturerIntel
Processor TypeCore i5
Processor Modeli5-2430M
Processor Speed2.40 GHz
Processor CoreDual-core (2 Core)
Cache3 MB
SoftwareHP Pavilion dm4-2191us
Operating SystemWindows 7 Home Premium
Operating System Architecture64-bit
Input DevicesHP Pavilion dm4-2191us
Pointing Device TypeTouchPad
TouchPad FeaturesMulti-touch Gesture
BatteryHP Pavilion dm4-2191us
Battery ChemistryLithium Ion (Li-Ion)
InterfacesHP Pavilion dm4-2191us
HDMIYes
Total Number of USB Ports3
Number of USB 2.0 Ports3
VGAYes
Audio Line InYes
Audio Line OutYes