
official audio of professional athletes

Waterproof technology to track your routines
On water, the curve is on the other side.
Wij bestaan om de transformerende kracht van muziek te ontketenen op plekken BUITEN DE GEBRUIKELIJKE. Omdat we ons realiseren dat muziek een grote impact heeft op het aanwakkeren van passie en ongeëvenaarde inspiration, streven we ernaar om de wereld te verrijken door de motivatie en het plezier te vergroten dat alleen muziek kan bieden, waar we ook gaan.
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RIVETING PERFORMANCES THAT PUSH BOUNDARIES
Experience the next level of audio innovation with H2O Audio's Tri Series 2. Our advanced bone conduction technology, secure fit, and superior sound quality deliver exceptional performance that matches your active lifestyle.
With an IPX8 water resistance rating, Tri 2 Series earbuds deliver an immersive, uninterrupted music experience, so you can push your limits in any environment. Go further, dive deeper, and enjoy your adventures with the best-sounding bone conduction headphones we’ve ever made.
Technology Specifications

Superior sound
Superior Sound: Years of bone conduction technology, patented speakers, and acoustic software deliver unmatched audio clarity—only available on TRI Series 2. The best-sounding bone conduction acoustic design on the market, delivering immersive sound quality with enhanced bass. The best-sounding bone conduction headphones we’ve ever made. Experience your favorite music like never before with sound that exceeds your expectations.
Waterproof
Superior Water Resistance: Dive into the BEYOND with our TRI Series 2, featuring an advanced IPX8 water resistance rating. Withstands submersion up to 12 feet (3.6 meters) without time limits, these earbuds are perfect for all your aquatic adventures. Keep your music flowing wherever your journey takes you.
PLAYLIST+
PLAYLIST+ – PLAYLIST+ is like your old tape recorder and mixtape recorder. It allows you to upload/record audio over the Bluetooth connection and save it to the headset’s memory for later playback. Using PLAYLIST+ is very easy. By simply double-clicking the + button on your headphones, the currently playing Bluetooth audio will be saved so you can listen to it again later. Up to 8GB of music!
Bluetooth
Advanced Bluetooth Connectivity: Experience ultimate freedom with our TRI Series 2, featuring Bluetooth v5.3 and a waterproof microphone. Enjoy seamless connectivity and crystal clear communication, even in the most adverse conditions. Stay connected and enjoy your adventures without the hassle of cables.
MP3 player
Reproductor MP3con amplia capacidad de almacenamiento : no te pierdas con la Serie TRI 2. Con un reproductor MP3 integrado de 8 GB de almacenamiento, puedes guardar hasta 2000 canciones o 130 horas de música en cualquier formato. Tu lista de reproducción completa está lista para tus aventuras.
Recuerda que la función PLAYLIST+ está disponible exclusivamente en el TRI 2 PRO, que te permite guardar música en streaming para escucharla bajo el agua o sin conexión, asegurando que tus canciones favoritas siempre estén contigo, incluso sin conexión.
Battery
Long-lasting battery life: Never miss a beat with our TRI 2 series, built for your longest adventures. Enjoy up to 9 hours of Bluetooth playtime and 6 hours in memory mode, so you can keep your favorite music flowing on every run, walk, workout, or water excursion. Go further with long-lasting power and uninterrupted sound.
User Interface
Improved Ergonomics for Multi-Sport Use: Designed for your active lifestyle, the Tri Series 2 features redesigned buttons and a new soft-touch silicone finish. These improvements create a comfortable and intuitive experience, making it easier than ever to control your music while swimming, biking, running, rowing, or skiing.
Open ear design
Open-ear design: Stay connected to your surroundings while enjoying crystal-clear sound with the TRI Series 2's innovative open-ear design. Ideal for safety and concentration during any activity, this design allows you to enjoy your music without feeling disconnected from the world around you.
Featured products
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TRI 2 Multi-Sport Series
Vendor:free underwaterRegular price €134,95 EURRegular priceUnit price / per€33,46 EURSale price €134,95 EUR -
Sold out
TRI 2 Multi-sport Series
Vendor:free underwaterRegular price €134,95 EURSale price €134,95 EURUnit price / perSold out