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  • Underwater MP3 player designed for swimmers that offers the highest quality sound without the use of earbuds
  • Bone Conduction audio transmission delivers crystal clear audio through the cheekbones to the inner ear
  • 4GB of storage and supports MP3 and WMA audio formats so you can listen to music, audiobooks, podcasts, and more
  • The integrated clip secures the Duo? to your goggle straps for a comfortable and streamlined fit
  • Waterproof IPX8 with a rechargeable lithium-ion battery.


  • Brand: Finis
  • Dimensions: 5.20 x 7.80 x 2.15 Inches
  • Color: Black/Green
  • Features: Weather-Resistant