15.6 INCH I7 4GB RAM 500GB HDD, DVDRW LAPTOPS,USB 3.0 I7-2670QM processor second-generation Intel ... g/n Wireless LAN Wireless LANKeyboard standardBattery type 6-cell lithium battery 1,771,828 802. ... function, set explicit / discrete graphics intelligent switchingInterface, two USB 3.0, USB2.0, VGA, HDMI, the audio ... and right buttonsWeight 2.3Kg 15.6 INCH I7 4GB RAM 500GB HDD, DVDRW ,USB 3.0 ,LAPTOPS