Now listen to your favorite music with the easy-touch button controls featured in this Plantronics headset. The Plantronics BackBeat 903 provides you voice alerts when your phone battery is low, music track is forwarded, or when your back mute is out of range. This wireless headset is great for workouts, travels, or just chilling out at home. This Plantronics headset allows you to listen high-quality music from your iPhone, smartphone, or Bluetooth-enabled MP3 player. The Plantronics BackBeat 903 even sports an iPhone battery meter. With an adjustable size up to to three levels, this wireless headset can be easily kept in your gym bag or in a carry pouch.