See this wikipedia article instead.posted by GuyZero at 7:44 AM on November 18, 2010 my htc hd has a magnet in the stylus, which i guess helps keep it in place; i also guess there is an opposite magnet inside the case..posted by 3mendo at 7:53 AM on November 18, 2010 Speakers in cell phones are generally piezoelectric speakers which are solid-state and do not have magnets in them.