[iMore.com]

The iPhone and iPad come equipped with some great accessibility features that open the door to all kinds of functionality for those with hearing and visual impairments. One especially useful feature for those with auditory impairments is the ability to pair their iPhone or iPad with many supported hearing aids. There are even some hearing aids that carry the made for iPhone moniker so you know your experience will be seamless. To get started, you've just got to pair them together!

Full story from the iMore Blog...