Processor: Intel® Core2 Duo Processor T8100 (2.10GHz), (Intel 965PM Express Chipset / 3 MB L2 Cache / 800 Mhz FSB); Oprating system: Windows Vista® Business; Memory: 4 GB PC2-5300 DDR2 (667 MHz); Hard Disk: 250GB SATA @ 5400 RPM); Optical : Super Multi Drive DVD +RW/ +R Writer; Graphics: NVIDIA® GeForce® 8400M GT Dedicated 128MB; Display: 15.4"Wide(WXGA:1280x800) Clear Bright LCD Lite; Camera: Built-in 1.3 megapixel camera: MOTION EYE; Battery: Lithium-ion battery: up to 3.5 hours; Built-in stereo speakers, Digital Media Reader, Integrated 802.11b/g Wireless LAN / Bluetooth, ExpressCard/54 Slot, S-Video TV Out / IEEE 1394a / 3 USB 2.0, AC Adaptor, Weight 2.7 kg; Dimensions (WxHxD): 355.8 x 24.9 - 34.5 x 254.4 mm;