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  • The Interval 4G easily attaches to almost any swim goggle.
  • Interval 4G is deisnged for the iPod shuffle 4th Gen
  • Greg Bennett trains with the Interval with Surge 2G earbuds with a new sleek, tapered design that offers improved fit and hydrodynamics in the water for less drag
  • Take your Interval from the pool to the road! With the Interval Hat or Visor available in Black and White.
  • Greg Bennett keeps the music flowing while he trains with the Interval w/ new Surge 2G earbuds feature a new sleek, tapered design for improved fit and hydrodynamics in the water for less drag
  • Laura Bennett rocks the pool with her Interval.

Interval 4G Waterproof Headphone System

SKU: INT4-BK-X   Brand: X-1

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Waterproof case with integrated headphones (Yes, the headphones are included) designed for 4th generation (the current generation) iPod shuffle.

The Interval is the only waterproof iPod case designed just for swimmers! Finally swimmers can have the same advantage of training with music that dry land athletes have enjoyed for years!

Made for the iPod shuffle
Designed for the 4th Gen iPod shuffle.

100% Waterproof
Submersible to 12ft/3.6m underwater.
IPX Rating: IP8

Developed for Swimmers
Integrated goggle loops make it easy to attach and remove the case from almost any swim goggle. Short headphone wires make it convenient to contain your personal sound system entirely on your head keeping your arms free of wires.

Convenient Controls
Easy to use, push buttons that align with the iPod button controls for playback and volume control in the water or out.

Personalized Fit
Includes 5 sets of Elastomer earplugs (XS-XL) and 1 set of "Tree Tip" earplugs. Find the size that's right for you to ensure headphones stay securely in place while swimming.

Integrated Surge Headphones
Integrated into the case, the Interval features bass amplified Surge 2G headphones. Ergonomic sheared shape sits flush with the ear and is designed to promote proper alignment of the earbud with the ear canal for superior sound and fit, plus and less drag in the water.

Improved Bass Amplified Sound
The latest waterproof technology delivers improved bass quality, while sound-isolating, watertight earplugs provide warm sound and dynamic bass response powered by Surge’s waterproof 8mm neodymium drivers.