What Features will Surprise You From Iphone5

After iphone's popular,and as apple'sInnovation,lots of Consumers hoping the new generation iphone5 will provide more better features what they want to them.
Therefore,you must know what you want and waht featuresnew iphone5 will provide,so please focus on today'sOctober 4th Media Event.
4G Network?
If 4G is included, expect the iPhone to be larger. 4G requires a large amount of battery power and Apple has always been careful about battery life. While many people do want 4G on the iPhone, we will have to wait until the meeting to see whether or not Apple has included it.
Voice Recognition

Apple acquired a voiced-based personal assistant service Siri last year and has not used it much at all, at least that we know of.
I think voice recognition may be provide while 4G network might be none.
What featuresyou expect from new iphone5?