The Wilson sleek signal booster is a simple and efficient way to improve your cell phone signal for any type of cell phone including the iPhone. It is as simple as plugging in the provided cables and putting your iPhone in a cradle while using. The Wilson sleek has been carefully engineered to improve the performance of the cell phone signal. Together with the outside antenna and the cradle the phone it improves disconnects and dropped calls. The Wilson Sleek does not require any drilling or cutting of any holes in the automobile.