Inhalt: The iPhone 5s epitomises Apple's approach to product design. It takes one of the most remarkable mobile devices ever produced, and packs it with even more new technologies. Nothing is just for show, or to claim one up on rivals. It's all to improve the way the iPhone feels and what it can do for you. The only thing Apple has left out is an instruction manual. Arguably, all the features are right there on the touchscreen. But it's still useful to have them listed and explained. Get the best from it with this comprehensive and fully illustrated guide.