Intel CPUIntel Atom Mobile N450/N470 1.66GHz/1.83GHzchipestIntelNM10(VGA chipset:Intel GMA X3150) Memory/RAMDDR2 SO-DIMM slot ,1GB (upmost to 2GB)Storage/HDDSATA HDD,160GB (upmost to 320GB)I/O Ports3×USB 2.0 ports1×VGA port1×Headphone jack1×Microphone jack1×RJ-45 port for LAN1×DC-In jack1×3in1 cardreaderSlots1×DIMM Slot2×Mini PCI-E slots:built-in WIFI, 802.11b/g 54mbBluetooth(optional)built in EVDO 3G module (optional)Battery (optional)4cells 4400mah battery,2.5 battery life (optional)Input/Output AdapterInput:100-240V 50/60Hz Output: 12V 2.5AOperating Systemsupport Windows XP/Vista/Linux/windows 7Dimension208*164*35mm,0.5KG (without battery)Colorblack