A72F Specifications: - Processor: Intel Core i5 430M/520M 2.4 GHz ~ 2.26 GHz Intel Core i3 330M/350M 2.26 GHz ~ 2.13 GHz - Operating System Windows 7 Ultimate Windows 7 Professional Windows 7 Home Premium Windows 7 Home Basic This version contains all product updates (SP1) - Chipset Intel HM55 Express Chipset - Memory DDR3 1066 MHz SDRAM,2 x SO-DIMM socket for expansion up to 8 G SDRAM - Display 10.1" LED Backlight WSVGA (1024x600) Screen17.3" 16:9 HD+ (1600x900) Color-Shine (Glare-type) - CPU Intel Atom N2600 (Dual Core; 1.6GHz) /N2800 (Dual Core; 1.86GHz) Processor - Graphic Integrated Intel GMA X4500HD - Storage 2.5" SATA 640GB 5400rpm/7200rpm 500GB 5400rpm 320GB 5400rpm/7200rpm 250GB 5400rpm - Optical Drive Super-Multi DVD - Card Reader 3 -in-1 card reader ( SD/ MS/ MMC) - Camera 03 Mega Pixel web camera - Networking Integrated - Interface 1 x Microphone-in jack 1 x Headphone-out jack 1 x VGA port/Mini D-sub 15-pin for external monitor 4 x USB 2.0 port(s) 1 x RJ45 LAN Jack for LAN insert 1 x HDMI - Audio Built-in Speakers And Microphone Altec Lansing Speakers SRS Premium Sound - Battery 6Cells : 4400 mAh - Power Adapter Output : 19 V DC, 3.42 A, 65 W Input : 100 -240 V AC, 50/60 Hz universal - Dimensions 42.0 x 28.1 x 3.50 ~3.74 cm (WxDxH) - Weight 3.3 kg (with 6 cell battery)