The iharmonix Platinum i-Series Ear Buds are here to compete in this over crowded market. The Platinum i-Series Ear Buds by iharmonix not only compete but put most of the competition to shame. The Platinum i-Series come with very comfortable ear buds in three sizes and have solid stainless steel construction. The iharmonix i-Series also comes with an in-line mic to make phone calls hands free and a gold plated 3.5mm audio jack. And the Platinum i-Series is compatible with the iPhone and other phones that have a 3.5mm jack.