HP Pavilion dv7-6135dx Core i5-2410M 2.3GHz 8GB 750GB DVD&plusmn;RW 17.3" LED Notebook Windows 7 Home Premium w/Webcam, 4G WiMAX & 9-Cell Battery HP Pavilion dv7-6135dx Core i5-2410M 2.3 GHz 17.3-inch Notebook General Features: Microsoft Windows 7 Home Premium 64-bit pre-installed w/CoA with reinstallation partition 9-cell battery Intel Core i5-2410M 2.3 GHz dual-core processor 8 GB DDR3 RAM (16 GB maximum) 750 GB hard drive SuperMulti DVD RW DL drive ATI Radeon HD 6490m Graphics Beats Audio and HP Triple Bass Reflex Subwoofer