MSI U123-033US 10.2-Inch Netbook - Blue 1.66GHz Intel Atom N280 Processor, 512 KB L2 Cache, 533 MHz Bus speed 1GB DDR2 533 Mhz SO-DIMM (1 Slot) upgradable to 2 GB MAX, 160 GB SATA Hard Drive Windows XP Home Edition, 9 Cell Battery (9-10 Hours battery life depending on usage) Includes Cover Bag