Dell lists many options on your system, do it's impossible to tell from the model number which you need.
Either try again using the exact model & serial number or
Try pcwizard2008 for technical details of what's fitted.
WPA2 hack: How secure is your Wi-Fi?
HP’s new Surface Pro rival is designed specifically for Adobe-using designers and artists
Best kids apps for iPhone & iPad
Que faire si son iPhone ou iPad est tombé dans de l'eau ?