Sony Vaio VGN-FZ31S laptop plays blu-ray and has extra RAM !

This Sony Vaio is over 800+ new. It has a intel core 2 T8100 2.1 ghz cpu, 4gh of ram instead of the factory norm of 2gb (was added in the shop), features a nvidia GeForce 8600gs m graphics card, wi fi and bluetooth, has blu ray player and dvd rw, screen size is 15.4", 250 gb hdd, 3 usb 2.0 ports and a hdmi port. in good condition - though could use a new battery (43 from amazon). will have a clean install of windows vista (have the recovery discs) collection only.