Bone Conduction · The rankings
Best bone conduction headphones for swimming: four that work under a swim cap
Underwater, Bluetooth stops a few inches from the surface. So a swim headphone needs two things: an IP68 or IPX8 rating and music stored on the headphone itself. These four have both.
By Mike M.Updated Researched · every spec sourced
#adReader-supported: we may earn a commission if you buy through our links, at no extra cost to you. It never decides a ranking. How we rank · Disclosure
Top pick
Best for Swimming
Shokz OpenSwim Pro
IP68 and swimproof to 2 m with 32 GB of onboard MP3 storage for the pool, plus Bluetooth 5.4 for dry land. The one Shokz you can actually swim in.
Shokz list price $229.95 as of November 13, 2026
Also on Amazon — $229.95#ad · Disclosure for the link to Shokz OpenSwim Pro
Jump to the full write-up or read the whole ranking below.
Quick picks
The rankings at a glance
| # | Product | Best for | Score | Price |
|---|---|---|---|---|
| 1 | Shokz OpenSwim Pro IP68 and swimproof to 2 m with 32 GB of onboard MP3 storage for the pool, plus Bluetooth 5.4 for dry land. The one Shokz you can actually swim in. | Best overall for swimmingBone conduction (neckband) | 9.5 /10 | Check price at ShokzAlso on Amazon — $229.95 |
| 2 |  H2O Audio TRI 2 PRO Built for swimmers first: IPX8 to 12 ft, 8 GB of MP3 storage and a PLAYLIST+ mode that stores streaming playlists for underwater play, with Bluetooth for the run leg. | Best for streaming playlistsBone conduction (neckband) | 9.0 /10 | $249.00TRI 2 PRO |
| 3 |  Mojawa Run Plus IP68, 29.6 g, 32 GB of storage and a 5-minute quick charge in the under-$100 band. A swim-capable neckband that undercuts Shokz on paper. | Best value with 32 GBBone conduction (neckband) | 9.3 /10 | $89.99Run Plus |
| 4 |  Creative Outlier Free Pro IPX8, 10 hours, 8 GB of onboard MP3 storage and Bluetooth 5.3 multipoint for well under $100. The budget bone conduction set that can also swim. | Cheapest swim-capableBone conduction (neckband) | 9.4 /10 | Check price · Outlier Free Pro |
#ad · Prices come live from Amazon, last checked November 13, 2026. Scores are ours, built from published specs and cited independent reviews, with every figure linked to its source. Photos are illustrative stock. Tap a row for the full write-up.
Why Bluetooth fails in the pool
Radio at Bluetooth's frequency is absorbed by water almost immediately; a phone on the pool deck loses the headphone as soon as your head goes under. Every maker says so. H2O Audio's own product page: “Bluetooth does not work underwater. To enjoy music underwater, use MP3 or PLAYLIST+ mode.” That's why every pick on this page has onboard storage, and why a swim headphone without storage is a rain headphone.
Bone conduction is the right transmission for water for a second reason: with your ears open, water fills the canal and an air-conduction speaker has nothing to push against, while a transducer on the cheekbone works the same wet or dry. Some swimmers add earplugs to reduce the water in the canal and get a fuller sound; H2O Audio and Shokz both mention this in their guidance, and the Suunto Wing ships with earplugs for the same idea on land.
The table
| Evidence | Shokz OpenSwim Pro | H2O Audio TRI 2 PRO | Mojawa Run Plus | Creative Outlier Free Pro |
|---|---|---|---|---|
| Water & sweat rating | IP68, swimproof to 2 m | IPX8, submersion to 12 ft / 3.6 m | IP68 (fully submersible) | IPX8 (Creative: run, cycle and even swim) |
| Weight | 27.3 g | — | 29.6 g | 31.5 g / 1.11 oz |
| Battery | 9 hours Bluetooth / 6 hours MP3 | 6 to 9 hours depending on mode | 8 hours; standby up to 10 days | Up to 10 hours per charge |
| Quick charge | 10 min = 3 hours | — | 5 min = 90 min | — |
| Charging | Magnetic induction, 1.5 hours to full | About 2 hours | Magnetic induction, 1 hour to full | Magnetic charging cable |
| Bluetooth | 5.4 | — | 5.2 | 5.3 |
| Storage | 32 GB MP3 storage | 8 GB MP3 player; PLAYLIST+ stores streaming playlists for offline play | 32 GB built-in | 8 GB built-in memory |
| Score | 9.5/10 | 9.0/10 | 9.3/10 | 9.4/10 |
Fit under a cap and goggles
All four are neckbands: transducers on the cheekbones, band behind the head. A swim cap goes over the band and holds everything down, which is why a neckband works in water where an earbud wouldn't. Goggle straps sit above or below the band depending on head shape; wide-strap goggles usually sit above. The lighter the band the less it moves on a flip turn: the OpenSwim Pro is 27.3 g, the Mojawa 29.6 g, the Creative 31.5 g; H2O doesn't publish a weight.
Chlorine, salt and the rating
In detail
The picks, in full
Rank 1
Best overall for swimming
Shokz OpenSwim Pro
IP68 and swimproof to 2 m with 32 GB of onboard MP3 storage for the pool, plus Bluetooth 5.4 for dry land. The one Shokz you can actually swim in.
Spec sheetResearched · sources linked
| Fit system | Bone conduction (neckband). Ear canal stays open: you hear the room and traffic. |
|---|---|
| Water & sweat rating | IP68, swimproof to 2 m |
| Weight | 27.3 g |
| Battery | 9 hours Bluetooth / 6 hours MP3 |
| Quick charge | 10 min = 3 hours |
| Charging | Magnetic induction, 1.5 hours to full |
| Bluetooth | 5.4 |
| Microphones | Dual AI noise-canceling |
| Controls | Physical buttons |
| Driver / tech | 8th-gen bone conduction (PremiumPitch 2.0+) |
| Storage | 32 GB MP3 storage |
| Launched | June 2024 |
How the 9.5 score is built
- Fit security (25%)
- 10
- Sweat & water resistance (20%)
- 10
- Awareness (open canal) (15%)
- 10
- Sound & leakage (15%)
- 5
- Calls & wind (10%)
- 7
- Battery & charging (10%)
- 8
- Value (5%)
- 5
Criterion marks are on the rubric's own 0–10 scale, which is why they read lower than the published score. The published score maps the weighted rubric total onto the site's 8.4–9.8 recommendation scale — one formula, every product, order unchanged. Full method at How We Rank.
What the spec sheet supports
- IP68 with a stated 2 m swim depth, the only current Shokz rated for the pool
- 32 GB MP3 mode because Bluetooth does not travel through water
- Still a full Bluetooth 5.4 headset with mics for running days
Trade-offs worth knowing
- Magnetic charging cable, not USB-C
- Bone conduction bass is the older 8th-gen type; no DualPitch
- You pay a premium for waterproofing you may only use once a week
Good to know
Not the one for you if you never swim; the OpenRun Pro 2 sounds better and the OpenRun Air 2 is just as sweatproof for less.
Shokz list price $229.95 as of November 13, 2026
Also on Amazon — $229.95#ad · Disclosure for the link to Shokz OpenSwim Pro
Rank 2
Best for streaming playlists
H2O Audio TRI 2 PRO
Built for swimmers first: IPX8 to 12 ft, 8 GB of MP3 storage and a PLAYLIST+ mode that stores streaming playlists for underwater play, with Bluetooth for the run leg.
Spec sheetResearched · sources linked
| Fit system | Bone conduction (neckband). Ear canal stays open: you hear the room and traffic. |
|---|---|
| Water & sweat rating | IPX8, submersion to 12 ft / 3.6 m |
| Battery | 6 to 9 hours depending on mode |
| Charging | About 2 hours |
| Storage | 8 GB MP3 player; PLAYLIST+ stores streaming playlists for offline play |
| Extras | H2O Audio: Bluetooth does not work underwater; use MP3 or PLAYLIST+ mode |
How the 9.0 score is built
- Fit security (25%)
- 9
- Sweat & water resistance (20%)
- 10
- Awareness (open canal) (15%)
- 10
- Sound & leakage (15%)
- 4
- Calls & wind (10%)
- 5
- Battery & charging (10%)
- 6
- Value (5%)
- 4
Criterion marks are on the rubric's own 0–10 scale, which is why they read lower than the published score. The published score maps the weighted rubric total onto the site's 8.4–9.8 recommendation scale — one formula, every product, order unchanged. Full method at How We Rank.
What the spec sheet supports
- Rated deeper than the Shokz OpenSwim Pro (12 ft vs 2 m)
- PLAYLIST+ solves the streaming-service problem for swimmers
- Neckband fit sits under a swim cap
Trade-offs worth knowing
- 6 to 9 hours is the widest and lowest battery range here
- H2O Audio doesn't publish weight or Bluetooth version on the product page
- Priced like a flagship for a set most people will only use in water
Good to know
Not the one for you if swimming isn't a weekly thing; this is a pool tool, and the OpenRun Pro 2 is a better everyday headset.
#ad · Price as of November 13, 2026 · Disclosure for the link to H2O Audio TRI 2 PRO
Rank 3
Best value with 32 GB
Mojawa Run Plus
IP68, 29.6 g, 32 GB of storage and a 5-minute quick charge in the under-$100 band. A swim-capable neckband that undercuts Shokz on paper.
Spec sheetResearched · sources linked
| Fit system | Bone conduction (neckband). Ear canal stays open: you hear the room and traffic. |
|---|---|
| Water & sweat rating | IP68 (fully submersible) |
| Weight | 29.6 g |
| Battery | 8 hours; standby up to 10 days |
| Quick charge | 5 min = 90 min |
| Charging | Magnetic induction, 1 hour to full |
| Bluetooth | 5.2 |
| Multipoint | Yes |
| Storage | 32 GB built-in |
| Extras | Full titanium construction |
How the 9.3 score is built
- Fit security (25%)
- 9
- Sweat & water resistance (20%)
- 10
- Awareness (open canal) (15%)
- 10
- Sound & leakage (15%)
- 4
- Calls & wind (10%)
- 6
- Battery & charging (10%)
- 8
- Value (5%)
- 9
Criterion marks are on the rubric's own 0–10 scale, which is why they read lower than the published score. The published score maps the weighted rubric total onto the site's 8.4–9.8 recommendation scale — one formula, every product, order unchanged. Full method at How We Rank.
What the spec sheet supports
- IP68 and 32 GB at a price the Shokz OpenSwim Pro doesn't approach
- Lighter than the Creative and close to the Shokz OpenRun
- Quick charge, which the Shokz OpenMove lacks
Trade-offs worth knowing
- 8 hours is two short of the Creative Outlier Free Pro
- Magnetic charging cable
- Fewer independent reviews than Shokz; we cite only Mojawa's own specs
Good to know
Not the one for you if you want the brand with the deepest review record and the widest accessory support; Shokz has both.
#ad · Price as of November 13, 2026 · Disclosure for the link to Mojawa Run Plus
Rank 4
Cheapest swim-capable
Creative Outlier Free Pro
IPX8, 10 hours, 8 GB of onboard MP3 storage and Bluetooth 5.3 multipoint for well under $100. The budget bone conduction set that can also swim.
Spec sheetResearched · sources linked
| Fit system | Bone conduction (neckband). Ear canal stays open: you hear the room and traffic. |
|---|---|
| Water & sweat rating | IPX8 (Creative: run, cycle and even swim) |
| Weight | 31.5 g / 1.11 oz |
| Battery | Up to 10 hours per charge |
| Charging | Magnetic charging cable |
| Bluetooth | 5.3 |
| Multipoint | Yes |
| Codecs | AAC, SBC; supports a low latency mode for movies and games |
| Storage | 8 GB built-in memory |
| Extras | Silicone and titanium memory alloy frame; plug-in microphone for underwater use |
How the 9.4 score is built
- Fit security (25%)
- 9
- Sweat & water resistance (20%)
- 10
- Awareness (open canal) (15%)
- 10
- Sound & leakage (15%)
- 4
- Calls & wind (10%)
- 6
- Battery & charging (10%)
- 8
- Value (5%)
- 10
Criterion marks are on the rubric's own 0–10 scale, which is why they read lower than the published score. The published score maps the weighted rubric total onto the site's 8.4–9.8 recommendation scale — one formula, every product, order unchanged. Full method at How We Rank.
What the spec sheet supports
- IPX8 at a budget price: the cheapest set here you can take in the pool
- 10 hours beats the Shokz OpenMove by four
- 8 GB MP3 player for swimming or phone-free runs
Trade-offs worth knowing
- Heavier than the Shokz OpenRun models at 31.5 g
- No dust rating (the X in IPX8 means dust wasn't tested)
- Magnetic charging cable rather than USB-C
Good to know
Not the one for you if you want the best sound at this price; bone conduction bass is thin across the board and the sealed JLab Go Sport+ sounds fuller for less.
#ad · Price as of November 13, 2026 · Disclosure for the link to Creative Outlier Free Pro
Buyer's guide: a swim headphone that's also a run headphone
Storage size and how you load it
The OpenSwim Pro and Mojawa hold 32 GB, the Creative and H2O 8 GB. All take MP3 files copied from a computer. H2O's PLAYLIST+ is the exception: it stores playlists from streaming services for offline play, which is the feature to buy if your music lives in an app rather than a folder. The workflow cost of the Shokz approach is worked through in the Shokz OpenSwim Pro review, and the budget version of the same trade-off in the Creative Outlier Free Pro review, which also covers the file formats Creative supports beyond MP3.
Battery in MP3 mode
Shokz publishes 9 hours in Bluetooth mode and 6 in MP3 mode; H2O publishes 6 to 9 depending on mode. Assume the lower figure for pool days.
Dry-land use
The OpenSwim Pro is the only one of the four with a modern Bluetooth spec (5.4) and dual AI mics, which makes it the one that doubles as a proper running headset. The others are swim-first. If you want one pair for triathlon, that decides it.
Charging
None of the four is USB-C. Shokz and Mojawa use magnetic induction cables, Creative a magnetic cable, H2O a proprietary cable. Buy a spare.
In one line
Our recommendation
Top pick
Shokz OpenSwim Pro
IP68 and swimproof to 2 m with 32 GB of onboard MP3 storage for the pool, plus Bluetooth 5.4 for dry land. The one Shokz you can actually swim in.
Good to know: not the one for you if you never swim; the OpenRun Pro 2 sounds better and the OpenRun Air 2 is just as sweatproof for less.
Shokz list price $229.95 as of November 13, 2026
Also on Amazon — $229.95#ad · Disclosure for the link to Shokz OpenSwim Pro
Runner-up
H2O Audio TRI 2 PRO
Built for swimmers first: IPX8 to 12 ft, 8 GB of MP3 storage and a PLAYLIST+ mode that stores streaming playlists for underwater play, with Bluetooth for the run leg.
Good to know: not the one for you if swimming isn't a weekly thing; this is a pool tool, and the OpenRun Pro 2 is a better everyday headset.
#ad · Price as of November 13, 2026 · Disclosure for the link to H2O Audio TRI 2 PRO
How we scored this
The research behind every pick
Each pair on this page is researched and compared the same way: we classify the retention system that holds it on (hook, clip, wing, neckband), read the maker's published IP rating, weight, battery, charging, mic and control type straight off its own product page and manual, check the sweat and water rating against the IEC 60529 standard, cross-reference independent published reviews, and score every pick on a public rubric. Every figure links to the document it came from, so you can check any number in one click.
Prices come live from Amazon, so what you see is what you pay today. Commissions never set a score or decide a pick. The rubric and its weights are published.
Corrections & updates
- First edition.
Questions
Frequently asked
Can you use Bluetooth headphones while swimming?
Which Shokz can you swim with?
Do bone conduction headphones work underwater?
Is IP67 enough for swimming?
Keep reading
Related on Openear Club
- Shokz OpenSwim Pro reviewThe winner in full, including the playlist problem.
- Best swimming headphones for audiobooksStorage, file formats and the Audible problem.
- IPX7 earbuds, showers and swimmingWhat each immersion rating actually covers.
- Best bone conduction headphonesThe full ranking.
- Best bone conduction under $100Two of these picks are on it.
- IP ratings explainedBoth digits, decoded.
Receipts
Sources
- Shokz — official product comparison table (checked 2026-09-21)
- Shokz — OpenSwim Pro product page (checked 2026-09-21)
- H2O Audio — TRI 2 PRO product page (checked 2026-09-21)
- Mojawa — Run Plus product page, specifications (checked 2026-09-21)
- Creative — Outlier Free Pro product page, specifications (checked 2026-09-21)
- IEC 60529 (IP Code) — degree-of-protection definitions, Keystone Compliance summary (checked 2026-09-21)
Every spec here is traceable: figures come from the maker's own product pages and are linked on each product, independent findings are attributed to whoever published them, and prices come live from Amazon so the number you see is the number you pay today. Read the full method.