Duo Mp3 Player


Color Black-Lime

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One of the slickest pieces of technological gadgetry in the history of swimming, the Finis Duo™ is an underwater audio player that delivers crystal clear sound when immersed. Using a remarkable bone conduction technology, sound is transmitted through the cheek and temple bones to the inner ear. The Duo™ clips to the goggle straps for a secure fit, and a simple four-button interface makes it easily navigable.

- Supports MP3 and WMA files
- 4GB memory
- Rechargeable 7-hr life Lithium-ion battery
- USB magnetic charging and data transfer dock included
- Integrated goggle clip
- Waterproof IPX8

customer service

Fast within 24 hours to answer your questions

simple returns

At the fixed amount of $9

free delivery

On all orders of $100 or more