The remote and mic are supported only by iPhone 3GS or later, iPad, iPod touch (2nd generation or later), iPod classic (120GB, 160GB), and iPod nano (4th generation or later). The remote is supported by iPod shuffle (3rd generation or later). Audio is supported by all iPad and iPod models. iPad, iPhone, iPod, iPod classic, iPod nano, and iPod touch are trademarks of Apple Inc., registered in the U.S. and other countries.