The sonic equivalent of sitting in the world’s best recording studio. How much clearer can we get? Plus, you can easily switch between your music and video on your iPhone™ or Blackberry® and calls with a push of a button Private studio sound * - Three drivers: Low, mid and high frequencies are directed to their designated speaker to give you a sonically rich experience. * - Audio filters: Shaping the sound for the closest experience to custom personal monitors available. * - In-line phone microphone and control button: Switch between making calls