The Acer Aspire 5736Z-4460 Notebook meets your daily computing needs with excellent Intel processor performance and impressive graphics, while HD media playback offers richer digital entertainment at home or on the road. Use the roomy 320 GB hard drive to store all of your important files and documents. The 15.6" CineCrystal display offers a large viewing area enabling you to be more productive. The Acer Aspire 5736Z has everything you need to stay productive in and out of the office. Product Description: Acer Aspire 5736Z-4460, P T4500 2.3 GHz, 15.6" TFT Dimensions (WxDxH): 15 in x 10 in x 1.3 in Weight: 5.7 lbs Localization: United States System Type: Notebook Built-in Devices: Speaker, wireless LAN antenna Processor: Intel Pentium T4500 / 2.3 GHz ( Dual-Core ) Cache Memory: 1 MB, L2 cache RAM: 4 GB (installed) / 8 GB (max), DDR3 SDRAM ( 2 x 2 GB ) Card Reader: 2 in 1 Hard Drive: 320 GB, Serial ATA-150, 5400 rpm Optical Storage: DVD±RW (±R DL) / DVD-RAM, integrated Display: 15.6" CineCrystal TFT 1366 x 768 ( WXGA ), 16:9 Graphics Controller: Intel GMA 4500M Dynamic Video Memory Technology 5.0 Audio Output: Sound card Networking: Network adapter, Ethernet, Fast Ethernet, Gigabit Ethernet, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n Wireless NIC: Acer InviLink Nplify Notebook Camera: Integrated, 1.3 Megapixel Input Device: Keyboard, touchpad Power: AC 120/230 V ( 50/60 Hz ) Battery: 6-cell lithium ion Run Time (Up To): 3.5 hour(s) Operating System: Microsoft Windows 7 Home Premium 64-bit Edition Microsoft Office Preloaded: Includes a pre-loaded image of select Microsoft Office 2010 suites. Purchase an Office 2010 Product Key Card or disc to activate preloaded software on this PC. Environmental Standards: ENERGY STAR Qualified Manufacturer Warranty: 1 year warranty