Its new Interval Swim Headphones are designed to be used specifically with Apple's smartwatch with a band that clips to the Watch and then is connected with any set of swim goggles.

The H2O Audio Interval Swim Headphones are designed to work with the Apple Watch Series, 2, 3, 4 and 5 to stream music or even take advantage of audio coaching as the user swims.

 

 

There's physical buttons built into the clip to access volume and skip tracks. Connectivity between the Apple Watch and the Interval is done via Bluetooth. That band places the Apple Watch behind the swimmer's head while the headphones come with a 10-piece set of custom waterproof eartips to ensure you get the best fit.

 

 

The headphones are characterized by their fully waterproof design that can be fitted snuggly into the ears thanks to an accompanying five ear tips that are easily interchanged. The headphones will deliver exceptional feedback for music or audio content with varying levels of highs and lows to make them ideal for users with any different genre preferences.

 

 

On the sound front, the company says H2O Audio will make use of its own underwater speaker drivers to deliver the power and clarity for your audio whether you're head is under or above the water. The headphones is designed for continuous underwater use while battery life is up to 6 hours when used on 100% volume.

 

 

According to Wearable.com