4GB DDR3 System Memory (2 DIMM) (expandable to 8 GB)
500GB (7200RPM) Hard Drive (SATA), SuperMulti 8X DVD±R/RW with Double Layer Support
Genuine Windows 7 Home Premium 64-bit, * Up to 4.25 Hours of Battery Life
15.6" Diagonal High-Definition LED HP BrightView Display (1366x768), Intel HD Graphics with up to 1696MB Total Available Graphics Memory
TIPS: Received quickly and in wonderful condition. However, I don't appreciate being required by shopping to say the same thing in no less than 20 words. Please, what world are you living in?