Processor & Chipset - Intel Core i5-450M Mobile Processor (3MB Intel Smart Cache, 2.4GHz) or - Intel Core i3-350M Mobile Processor (3MB Intel Smart Cache, 2.26GHz) - Mobile Intel HM55 Express chipset Memory - Up to 4GB (2/2) DDR3 1066 SDRAM - User upgradeable up to 4GB (one 2GB memory card in each slot)* Storage - Up to 320GB* SATA hard drive, 5400RPM - Integrated variable-speed Super-Multi drive: - Read – 24X CD-ROM, 24X CD-R, 24X CD-RW, 8X DVD-ROM, 8X DVD-R, 8X DVD+R, 6X DVD-ROM DL, 6X DVD-R DL, 6X DVD+R DL, 6X DVD-RW, 6X DVD+RW, 5X DVD-RAM - Write – 24X CD-R, 16X CD-RW, 8X DVD-R, 8X DVD+R, 4X DVD-R DL, 4X DVD+R DL, 6X DVD-RW, 8X DVD+RW, 5X DVD-RAM - 5-in-1 card reader for optional MultiMediaCard, Secure Digital card, Memory Stick, Memory Stick PRO or xD-Picture Card Optional external USB 1.44MB* floppy drive Video - 15.6" (1366 x 768) high-brightness TFT LCD - Up to 16.7 million colors - Integrated Intel HD Graphics (128MB dedicated memory) - Microsoft DirectX 10.0 support - Acer Video Conference with integrated Acer Crystal Eye high-definition webcam, 1280 x 1024 resolution - MPEG-2 DVD hardware acceleration support - WMV9/VC-1 (Windows Media Video 9, VC-1 standard) and H.264/AVC decoding - VGA and HDMI with HDCP support ports - Support for simultaneous display on notebook LCD and external monitor Audio - Two integrated stereo speakers - High-definition audio support - Headphones/speaker/line-out and microphone ports - Microsoft DirectSound compatibility Interface Ports - DC-in - RJ-45 LAN - VGA - Headphones/speaker/line-out - Microphone - HDMI (High-Definition Multimedia Interface) with HDCP (high-bandwidth digital-content protection) support Three USB 2.0 Card Slot - 5-in-1 card reader for optional MultiMediaCard, Secure Digital card, Memory Stick, Memory Stick PRO or xD-Picture Card Communications - Acer InviLink Nplify network connection supporting 802.11b/g/n wireless LAN, WI-FI CERTIFIED, Acer SignalUp technology for enhanced antenna efficiency - Bluetooth 2.1 + EDR (enhanced data rate) wireless PAN - Gigabit LAN, Wake-on-LAN ready - Acer Video Conference with integrated Acer Crystal Eye high-definition webcam, 1280 x 1024 resolution Included Software - Acer Crystal Eye - Acer Launch Manager - Acer Video Conference Manager - Adobe Acrobat Reader - Adobe Flash Player - Corel WinDVD* - eSobi - Google Toolbar - McAfee Internet Security Suite (trial version) - Microsoft Office Professional 2007 (60-day trial) - Microsoft Silverlight - Norton Online Backup - NTI Media Maker* - Skype - Windows Live Essentials - Downgrade right to Windows XP Professional (can be installed in place of, not in addition to, Windows 7 Professional) *OEM, not full-featured, version. User Interface - 105-key keyboard, inverted T cursor layout, embedded numeric keypad, hotkey controls, international language support - 10 function, four cursor, two Microsoft Windows keys, independent US dollar and Euro sign keys - Multi-gesture touchpad supporting two-finger scroll, pinch, rotate, flip - Play/pause, stop, previous, next media keys printed on keyboard Dimensions & Weight - 15.0" (381.0mm) W x 10.0" (253.0mm) D x 0.9” - 1.3" (23.0mm - 34.2mm) H - 5.7 lb. (2.6kg) Power - 65-watt AC adapter - Six-cell lithium ion battery: up to 4.5 hours life depending on configuration and usage Security Features - User, administrator and hard drive BIOS passwords - Kensington lock slot