General Built-in Devices Wireless LAN antenna,Stereo speakers Width 15 in Depth 9.6 in Height 1.4 in Weight 6 lbs Color Black Localization English Notebook type Mid-size laptops (5-7 lbs.) ,Budget Screen type Widescreen Wireless capabilities IEEE 802.11b,IEEE 802.11g Processor Processor Intel Pentium T4200 / 2 GHz Multi-Core Technology Dual-Core 64-bit Computing Yes Data Bus Speed 800 MHz Features Execute Disable Bit capability,Enhanced SpeedStep technology,Intel 64 Technology Chipset Type Mobile Intel GL40 Express Cache Memory Type L2 cache Installed Size 1 RAM Installed Size 4 GB / 4 GB (max) Technology DDR3 SDRAM - 1066 MHz Memory Specification Compliance PC3-8500 Form Factor SO DIMM 204-pin Configuration Features 2 x 2 GB Environmental Parameters Environmental standards EPA Energy Star ,EPEAT Gold ,RoHS Storage Controller Storage controller type Serial ATA Storage Controller / Serial ATA Interface Serial ATA-300 Storage Floppy Drive None Hard Drive 320 GB - Serial ATA-300 - 5400 rpm Storage Removable None Hard drive type Portable Optical Storage (2nd) 2nd optical storage type None Optical Storage Type DVD-Writer - Integrated Display Display Type 15.6 in TFT active matrix LCD Backlight Technology LED backlight Max Resolution 1366 x 768 ( WXGA ) Widescreen Display Yes Color Support 16.7 million colors Features Glossy,VibrantView Video Graphics Processor / Vendor Intel GMA 4500M Dynamic Video Memory Technology 5.0 Audio Audio Output Sound card Audio Codec CX20561 Compliant Standards High Definition Audio Audio Input Microphone Notebook Camera Camera Type Integrated Sensor Resolution 0.3 Megapixel Input Device(s) Input device type Keyboard,Touchpad Features Built-in numeric keyboard Telecom Modem None Networking Networking Network adapter Wireless LAN Supported Yes Wireless NIC Broadcom 802.11b/g WLAN Data Link Protocol Fast Ethernet,Ethernet,IEEE 802.11b,IEEE 802.11g Compliant Standards IEEE 802.11g,IEEE 802.11b Expansion / Connectivity Expansion Bays None Expansion Slots Total (Free) 2 ( 0 ) x Memory - SO DIMM 204-pin Interfaces 3 x Hi-Speed USB - 4 pin USB Type A,1 x Display / video - VGA - 15 pin HD D-Sub (HD-15),1 x Network - Ethernet 10Base-T/100Base-TX - RJ-45,1 x Microphone - Input - Mini-phone 3.5 mm,1 x Headphones - Output - Mini-phone stereo 3.5 mm Miscellaneous Features Security lock slot (cable lock sold separately),Hard drive password,Administrator password,Power-on password Compliant Standards FCC Class B certified,UL 60950,CCC,CE,IEC 60950,RoHS,CISPR 22 Class B Power Power Device External Voltage Required AC 120/230 V Battery Technology 6-cell Lithium ion Installed Qty 1 / 1 (max) Run Time (Up To) 3.8 hour(s) Operating System / Software OS Provided Microsoft Windows Vista Home Premium 64-bit Edition