Sony VAIO VGN-TT280N/B 11.1-Inch Laptop (1.6 GHz Intel Core 2 Duo SU9600 Processor, 4 GB RAM, 250 GB Hard Drive, Blu-ray Drive, Vista Business) Black Intel Core 2 Duo SU9600 (1.60GHz) Genuine Microsoft Windows Vista Business 32-bit 11.1" WXGA with XBRITE-DuraView technology (1366x768) 16:9 Aspect Ratio 250GB /5400rpm/ Ultra ATA with G-sensor Shock Protection HDD & 4GB of pre-installed RAM Blu-ray Disc support