Lifestyle Business Color - Lid Black Color - Base Black Color - Keyboard Black Platform Notebook PC Operating System Startup Operating System Windows 7 Professional 64-bit Operating System Windows 7 Professional 64-bit Operating System Licenses Included Windows 8.1 Professional Processor CPU Brand Intel CPU Core Dual-Core CPU Type Core i3 CPU Speed 4005U (1.7GHz) Smart Cache 3MB FSB DMI2 5GT/s CPU Main Features Hyper-Threading Technology Virtualization Technology Intel 64 Enhanced Intel SpeedStep Technology Idle States Thermal Monitoring Technologies Execute Disable Bit AES New Instructions Intel Anti-Theft Technology Intel VT-x with Extended Page Tables (EPT) Intel Identity Protection Technology Intel Secure Key Intel HD Audio Technology Intel Rapid Storage Technology Intel Smart Connect Technology Memory Total Memory 4GB Memory Speed DDR3L-1600 Memory Configuration 1 x 4GB Hard Drive HD Interface SATA HD RPM 5,400 RPM HD Capacity 500GB HD Configuration 1 x 500GB Multimedia Drives Optical Drive SuperMulti DVDRW Optical Drive Specifications SuperMulti DVDRW Drive Display Screen Size 15.6" Display Type HD Antiglare LED-backlit Display Resolution 1366x768 Webcam Yes Webcam Features VGA Video Video Memory Shared Video Connectors 1 x VGA 1 x HDMI GPU Type Intel HD Graphics 4400 Audio Speakers Dual Speakers Built-in Microphone Digital Microphone Audio System High Definition Audio Communications WLAN Wireless LAN 802.11b/g/n Wireless Technology 802.11b 802.11g 802.11n Bluetooth Bluetooth 4.0 Card Reader Memory Card Reader Digital Media Reader Ports and Connectors VGA 15-pin 1 HDMI 1 USB 2.0 2 USB 3.0 1 LAN RJ-45 1 Audio 1 Security Kensington Lock Slot for Security Lock Keyboard & Mouse Keyboard Full-size island-style with numeric keypad Mouse Type Touchpad Multi-Touch Gestures Power Battery 3-Cell Lithium-Ion Physical Specifications Width 14.88" Depth 10.2" Height