iOS system information

http://developer.apple.com/library/ios/#documentation/uikit/reference/UIDevice_Class/Reference/UIDevice.html

Identifying the Device and Operating System

•   name  property
•   systemName  property
•   systemVersion  property
•   model  property
•   localizedModel  property
•   userInterfaceIdiom  property
•   identifierForVendor  property