Sony Vaio VGN-Z27GN/X

Processor: Intel® CORE 2 Duo Processor P9500(2.53 GHz)
Chipset: Intel® GM 45 Express Chipset
Operating System: WINDOWS VISTA Business
Cache: 6 MB L2 CACHE
Memory: 4 GB DDR2 SDRAM
Hard Disk Drive: 320 GB
Optical Drive: Blue ray disc
Wireless: Integrated Wireless LAN IEEE 802.11a/b/g
Display: 13.1" WXGA 1600*900
Video: NVIDIA GeForce 9300M
Sound: Direct Sound 3D support
Speakers: Built-in stereo speakers/microphone
Modem : Yes (V.92 and V.90 )
Ports: USB 2.0 x 2, i.LINK (IEEE 1394)S400(4pin),Network (RJ-45) connector (10BASE-TX/100BASE-T),Headphone jack (stereo mini), Microphone jack(stereo mini), Memory Stick Slot,SD Memory Card Slot,
Others: Keyboard: Approx 19 mm key pitch/2.5 mm keystroke,82 keys,Touchpad
Weight: 1.53 kg
Battery (backup): VGP-BPS12 Lithium BackUp: up to 5.5 hours