Finis Duo MP3 Player



The DuoTM is an MP3 player designed for swimmers that offers the highest quality sound without the use of ear buds. The DuoTM utilizes a sleek, two-piece design and Bone Conduction audio transmission to deliver crystal clear audio through cheekbones to the inner ear. An integrated clip design secures the DuoTM to goggle straps to rest on the cheekbones for a comfortable and streamlined fit. A simplified interface offers four buttons to easily navigate between music, podcasts, audiobooks and other supported audio files. The DuoTM supports unprotected MP3 and WMA files. The included USB magnetic dock allows for universal data transfers and charging. The device offers 4GB of flash memory and a Lithium-Ion rechargeable battery life of up to 7 hours.


  • BONE CONDUCTION AUDIO TRANSMISSION: Amazingly clear sound in the water without the use of earbuds; Sound is clearest when submerged in water
  • SUPPORTS MP3 AND WMA AUDIO FORMATS: Listen to music, audiobooks, podcasts, and more; Compatible with iTunes
  • 4GB OF STORAGE: Stores approximately up to 1000 songs or 60 hours of playback (Mac OS Users: Please empty the trash on your computer before connecting the Duo to the USB)
  • INTEGRATED CLIP DESIGN: Secures the device to goggle straps to rest on the cheekbones for a comfortable and streamlined fit
  • WATERPROOF IPX8: Up to 3 meters and 30 minutes; Rechargeable lithium-ion battery with up to 7 hours of battery life (If immersion at 3 meters or deeper occurs for longer than 30 minutes, damage may occur)

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