HP Pavilion DV4-2160US :

• Intel Core i5-430M processor (2.26GHz with Turbo Boost Technology up to 2.53 GHz)
• 4GB DDR3 System Memory (2 DIMM) (expandable to 8 GB)
• 320GB (7200RPM) Hard Drive (SATA), LightScribe SuperMulti 8X DVD±R/RW with Double Layer Support
• HP Pavilion DV4-2160US come with Genuine Windows 7 Home Premium 64-bit, * Up to 4.25 Hours of Battery Life
• 14.1″ Diagonal WXGA HD HP BrightView Widescreen Display (1280 x 800), Intel HD Graphics with up to 1696MB Total Available Graphics Memory (more details…)