This videos may be of interest:

  • Plantronics BackBeat Fit 3100 hands-on: a decent first try
  • Plantronics BackBeat 500 On Ear Sealed Bluetooth Headphones
  • Plantronics BackBeat Fit 3100 hands-on: a decent first try
  • Plantronics BackBeat 500 On Ear Sealed Bluetooth Headphones
Here some other interesting products: