
CPU: Intel Core i3 / i5 / i7 processorOS: Genuine Windows 7 Home PremiumGenuine Windows 7 ProfessionalDisplay: 15.6" WXGA HD(1366x768) LED backlightSystem Memory: 2GB/4GB DDRIII (Max 8GB)Chipset: Mobile Intel HM55 Express ChipsetsVideo Graphics: NVIDIA GeForce GT 330M 1GBHard Disk Drive: 320/500GB 2.5" 9.5mm SATA HDD 5400rpmOptical Disk Drive: 12.7mm Super Multi DVD RWI/O Port: USB(2.0)*3,eSATA/USB(2.0) Combo*1, HDMI, D-Sub, RJ45, Mic-in, Earphone-out,3-in-1 Card Reader(SD/MMC/MS), Express card slot, DC-in JackAudio: 2 Watt Speakers*2, Internal Mic-inCommunications: LAN: 10/100/1000Mbps Ethernet Base-TWireless LAN: 802.11b/g/n WirelessBluetooth: Build-in V2.1 + EDR3.5G Module: 3.5G Antenna build-in, 3.5G Module supportedWebcam: 1.3 Mega PixelSecurity: HDD Password, Kensington LockBattery: Li-ion 6-cell, 4800mAhDimension: 389(W) x 249(D) x 34.5(H) mmWeight: ~2.6kg (w/ODD and 6-cell battery)Docking Station I/O Port(Optional): USB(2.0)*4, DVI, D-Sub, RJ45, Earphone-out, Mic-in, DC-in Jack,Kensington lock hole, Ejection button, ODD(optional)It is highly recommended to always use the most recent driver version available.Do not forget to check with our site as often as possible in order to stay updated on the latest drivers, software and games.Try to set a system restore point before installing a device driver. This will help if you installed a wrong driver. Problems can arise when your hardware device is too old or not supported any longer.