The SubMergence headset

Some songs are
meant to be swum.

Black SubMergence X7S bone-conduction headset on a white background
SubMergence X7S headset.

Underwater music. Your own headset.

A waterproof bone-conduction headset for swimming, floating, and snorkeling. Prepare the music on land. Take the sound into the water.

$99Preorder interest now open
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No payment collected. Joining the list does not reserve stock or confirm an order.

Simple before you swim

Music ready. Phone on land.

  1. 01

    Prepare the sound

    Music is loaded before you enter the water. Check playback and set a comfortable volume while dry.

  2. 02

    Find your fit

    Settle the bone-conduction headset securely and comfortably before your swim.

  3. 03

    Enter gently

    Float, swim, or snorkel within your comfort. Stay aware of people, conditions, and local water guidance.

Read the practical headset guide

The headset, simply

A soundscape you
can take with you.

SubMergence pairs waterproof bone-conduction listening with original music shaped for the water.

Listen to Mermaid Disco
Listening
Waterproof bone-conduction headset
Playback in water
Music prepared on the headset before entry; no in-water phone signal needed
Music
Original SubMergence underwater soundscapes
Current purchase state
$99 preorder interest list. Availability and next steps by follow-up.

The next wave

Be first to hear
what comes next.

Join the preorder interest list for availability and next steps. This is an inquiry, with no payment or confirmed order. Delivery timing and final purchase terms will be shared before you decide to buy.

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Alex introducing the SubMergence headset during a guided beach session on Kauaʻi
Alex introducing the experience before a guided swim.

Born in the water

A swimmer. A song.
A different way to listen.

Alex Milewski has guided Dance and movement experiences since 2009. As a lifelong swimmer and freediver, he began writing songs for the space beneath the surface, bringing them to life with AI music tools.

SubMergence carries that curiosity forward: music, movement, and a little ocean magic.

Our Story

From our guided experiences

Guest reviews of SubMergence sessions.

Our Ocean Commitment

Give back to the water.

We commit to dedicating 10% of our profits to ocean conservation efforts.

Our commitment & conservation support
The Great Mermaid, a SubMergence illustration of a blue-tailed mermaid swimming above a coral reef
The Great Mermaid · SubMergence artwork