ASUS X550LAV BIOS Processor Intel® Core™ i7 4510U Processor Intel® Core™ i5 4210U Processor Intel® Core™ i3 4030U Processor Intel® Core™ i3 4010U Processor Operating System Windows 8 Pro Windows 8 Memory DDR3L 1600 MHz SDRAM Display 15.6" 16:9 HD (1366x768) Graphic Integrated Intel® HD Graphics 4400 Storage 320GB HDD 5400 500GB HDD 5400 750GB HDD 5400 1TB HDD 5400 500GB HDD 7200 750GB HDD 7200 Optical Drive Super-Multi DVD *1 Card Reader 3 -in-1 card reader ( SD/ SDHC/ SDXC) Camera VGA Web Camera *1 Networking Integrated Built-in Bluetooth™ V4.0 10/100/1000 Base T Interface 1 x COMBO audio jack 1 x VGA port/Mini D-sub 15-pin for external monitor 2 x USB 3.0 port(s) 1 x USB 2.0 port(s) 1 x RJ45 LAN Jack for LAN insert 1 x HDMI Audio Built-in Speakers And Microphone SonicMaster Battery 4Cells 37 Whrs Power Adapter Output : V DC, A, 45 W Input : 100 -240 V AC, 50/60 Hz universal Dimensions 38.0 x 2.51 x 2.48 ~3.17 cm (WxDxH) (w/ 4cell battery) Weight 2.3 kg (with 4 cell battery) Security Kensington lock BIOS Booting User Password Protection HDD User Password Protection and Security Manufacturer Warranty 2-year limited International hardware warranty. *different by country