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The Finis Duo is an MP3 player designed for swimmers that offers the highest quality sound without the use of ear buds. The Duo 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 Duo to goggle straps to rest on the cheekbones for a comfortable and streamlined fit. A simplified interface offers four buttons to easily navigate between songs podcasts audiobooks and other supported audio files. The Duo 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 storing approximately up to 1000 songs or 60 hours of playback and has a lithium-ion rechargeable battery life of up to 7 hours. The Finis Duo MP3 Player has been tested to perform at a depth of 10’3 meters for 30 minutes. If immersion at 10’3 meters or deeper occurs for longer than 30 minutes damage may occur. Newly engineered with a stronger magnetic connection to prevent complications with device recognition or charging. Finis Duo MP3 Player comes with a USB magnetic dock and quick start guide.