Joybuy Insights

Waterproof Bone-Conduction Headphones: How to Choose the Right Model for Sport and Swimming

Running along a road, cycling through town or working out in a busy gym means keeping an eye — and, above all, an ear — on your surroundings. Open-ear headphones meet this need by leaving the ear canal unobstructed. With bone conduction, sound is transmitted through the contact points positioned near the temples.

Marketing claims do not always tell the whole story, however. Before buying an open-ear Bluetooth headset, it is worth checking its water resistance, how it performs underwater and its storage capacity. Here are the key criteria to review to avoid choosing a model that is not suited to your activities.

Common pitfalls to avoid before buying

1. Confusing splash resistance with underwater use

The term “waterproof” is not enough on its own. A device that resists rain or sweat is not necessarily designed for swimming. The IP68 rating provides an initial indication, but you should also check the conditions specified by the manufacturer: maximum depth, immersion time and the type of water supported.

Whether you are in a swimming pool or at sea, a waterproof Bluetooth headset faces a genuine limitation: Bluetooth signals travel very poorly underwater. A model designed for swimming must therefore include an MP3 player, so it can work without a smartphone or wireless connection.

2. Buying a model without checking its playback mode

Audio headphones for the gym or earphones for running can work brilliantly over Bluetooth. Things change as soon as you need to train without a smartphone or go underwater. Internal storage — such as a 32GB MP3 player — lets you transfer your audio files directly to the device.

Remember to check the supported formats and the transfer method. Depending on the model, files are copied from a computer using a magnetic cable that handles both charging and data transfer.

3. Overlooking fit and cleaning

A headband that is too loose may move with every action, while excessive pressure near the temples can become uncomfortable over time. For wireless sports earphones, the fit should be assessed according to your activity: repeated strides, weight-training movements, cycling turns or dives.

After a session in the pool or sea, chlorine and salt can build up on the magnetic contacts. Rinsing the device with fresh water, followed by thorough drying before charging, is the minimum required for proper care.

Technical criteria to check

IP rating and conditions of use

The IP rating is a classification that assesses protection against dust and water. For IP68 earphones, the “6” indicates complete protection against dust, while the “8” relates to immersion under conditions defined by the manufacturer.

This rating does not replace the user manual. Before using the device in water, check in particular:

  • the permitted immersion depth and duration;
  • compatibility with fresh, chlorinated or salt water;
  • whether charging the device while it is wet is prohibited;
  • whether MP3 mode needs to be activated underwater.

Storage and battery life

A 32GB MP3 player is suitable for users who want to take plenty of playlists with them without their phone. Compatibility with MP3, WAV, AAC, FLAC or APE formats nevertheless varies from one model to another.

The stated battery life should be considered alongside listening volume, the mode being used and the active connection. Fast charging can be useful before heading out, but it does not remove the need to fully charge the earphones before using them for the first time.

Comfort, safety and awareness of your surroundings

Open-ear earphones do not completely block the ear canals. They can therefore suit anyone who wants to remain aware of ambient sounds while running or cycling. This design does not eliminate the risks associated with listening volume, however: avoid prolonged listening at high volume and take regular breaks.

For the best fit, the transducers should remain in contact with the area indicated in the user manual, generally near the temporal bone or cheekbone. The device should remain stable without applying uncomfortable pressure.

Our selection based on your needs

Recommended for : Beginners on a budget
Mojawa RunPlus Bone Conduction Headphones, Open-Ear Bluetooth Headphones, 32GB MP3 Player, IP68 Waterproof Swimming Earbuds, Deep Bass, Secure Fit for Running, Gym and Daily Use, Black

Mojawa RunPlus: open-ear Bluetooth bone-conduction headphones, 32GB MP3 player, IP68 waterproof rating, deep bass and secure fit for running, the gym and everyday use, black

Why this choice suits this profile : This model brings together the essential features for discovering bone conduction: open-ear listening, Bluetooth, 32GB of MP3 storage and a stated IP68 rating. It can accompany you on runs, at the gym and during everyday activities.

How this product avoids the pitfall

Built-in storage means you do not have to rely on Bluetooth when training without your phone. However, the user manual and the conditions associated with the IP68 certification must be followed before any immersion.

Main benefit and key features

32GB of internal storage, an open-ear design and an IP68 rating stated in the product name.

Recommended for : Premium users
Mojawa HaptiFit Terra Advanced Smart Sports Wearable, Open Ear Bluetooth Bone Conduction Headphones with Mic and 32GB MP3, Waterproof Wireless Earphones for Workouts, Swimming and Running, Black

Mojawa HaptiFit Terra: open-ear Bluetooth bone-conduction headphones with microphone and 32GB MP3 player, waterproof wireless earphones for sport, swimming and running, black

Why this choice suits this profile : Its microphone, 32GB of storage and open-ear design make it a versatile option for workouts, calls and swimming sessions, within the limits specified by the manufacturer.

How this product avoids the pitfall

The product information clearly distinguishes Bluetooth listening from MP3 file playback. This means you can prepare your content in advance for activities during which your phone cannot remain connected.

Main benefit and key features

Built-in microphone, 32GB of storage and an open-ear design that lets you continue to hear the sounds around you.

Recommended for : Specific uses and intensive users
Mojawa Run Plus Bone Conduction Headphones, IP68 Waterproof Open Ear Wireless Bluetooth Sports Headphones with 32GB Built in Storage MP3 Player for Running, Swimming, Cycling and Gym Workouts, Orange

Mojawa Run Plus: open-ear Bluetooth bone-conduction sports earphones, IP68 waterproof rating, MP3 player with 32GB of storage, for running, swimming, cycling and the gym, orange

Why this choice suits this profile : The product information states that the device can be immersed to a depth of 2 metres for 2 hours, offers up to 8 hours of battery life and supports several audio formats. Its dedicated swimming mode is designed for aquatic training prepared in advance.

How this product avoids the pitfall

MP3 mode is specifically designed for underwater use, as Bluetooth does not work properly when immersed. Rinsing and then drying the contacts before charging also helps minimise maintenance issues.

Main benefit and key features

Stated IP68 rating, 32GB of storage, Bluetooth 5.2, up to 8 hours of battery life and a dedicated swimming equaliser.

Looking for more options ?

We have put together a complete, regularly updated selection of products that meet these demanding criteria, while also taking European safety regulations into account.

FAQ about waterproof bone-conduction earphones

Can Bluetooth earphones be used underwater?

In practice, Bluetooth connectivity becomes very limited underwater. For swimming, choose a model with a built-in MP3 player and switch to local playback before getting in the water. The manufacturer’s instructions should specify the conditions in which the device can be used in water.

How should IP68 earphones be maintained after swimming?

Rinse them with fresh water after using them in a pool or at sea, then carefully dry the surface and magnetic contacts. Do not connect the cable while the charging points are wet. Store the earphones in a dry place away from extreme temperatures.

What capacity should you choose for wireless sports headphones?

A capacity of 32GB is suitable for anyone who wants to store several playlists and train without their phone. For mainly Bluetooth use, internal storage is less important: battery life, fit and the protection rating may then carry more weight in your decision.