Acer AS5542-5462 15.6-Inch Blue Laptop (Windows 7 Home Premium) 2.2GHz AMD Turion II Dual-Core M500 Processor 4096MB DDR2 667MHz Memory 500GB SATA Hard Drive, 8X DVD-Super Multi Double-Layer Drive 15.6" HD Widescreen LED-backlit Display, ATI Radeon HD 4200 Graphics Windows 7 Home Premium, 6-cell Lithium-Ion Battery (4400 mAh)