Average score
H2O Audio TRI 2 PRO Headphones
3.6
Charging
H2O Audio TRI 2 PRO Headphones
4.2
Charging feedback is positive where reviewed, with magnetic connection clarity and roughly one-to-two-hour charging times.
H2O Audio Tri Run
2.0
Charging works, but the proprietary four-pin cable, USB-A connection, and lack of quick charging are frequent frustrations. Losing the cable can create an inconvenient replacement problem.
Offline playback and onboard storage
H2O Audio TRI 2 PRO Headphones
3.7
Offline playback is the product's defining advantage for swimming, but Playlist+ recording and syncing can be cumbersome or unreliable.
H2O Audio Tri Run
1.8
There is no onboard storage, so playback depends on a phone or connected watch. That prevents underwater listening and true phone-free use, though it matters less for athletes who already carry a connected device.
Bluetooth
H2O Audio TRI 2 PRO Headphones
2.9
Bluetooth experiences vary sharply: pairing can be easy on phones and laptops, but underwater use, stutters, random disconnections, and clumsy setup hurt reliability.
H2O Audio Tri Run
4.5
Pairing is usually quick and reliable across everyday devices. One tester found the two-button connection process unintuitive, but the others reported seamless or trouble-free Bluetooth use.
Headband adjustability
H2O Audio TRI 2 PRO Headphones
2.5
Adjustability is limited, with one reviewer wishing the band could be adjusted for a looser fit.
H2O Audio Tri Run
3.8
The silicone tightening band can transform the fit for a smaller head, but it did not solve the problem for everyone. Fit adjustment is useful yet not universally effective.
Software/setup simplicity
H2O Audio TRI 2 PRO Headphones
3.1
Setup is mixed: drag-and-drop loading can be easy, but Playlist+, app handling, and troubleshooting are often described as clumsy or time-consuming.
H2O Audio Tri Run
4.3
Daily use is mostly simple: power on, connect, and start the workout. One reviewer found the initial two-button pairing method confusing, but most considered setup effortless.
Maximum volume clarity
H2O Audio TRI 2 PRO Headphones
2.0
Maximum-volume playback is a recurring weakness, with distortion, muddiness, overpowering tracks, or bone-conduction tickle appearing at louder levels.
H2O Audio Tri Run
3.2
Maximum-volume performance varies sharply. Some upper frequencies stay clear without distortion, while another listener encountered tinny rattling and severe vibration at full output.
Midrange clarity
H2O Audio TRI 2 PRO Headphones
3.1
Midrange and vocals range from clear and full in some testing to static, under-defined, or not very cutting in more critical reviews.
H2O Audio Tri Run
4.3
Vocals, podcasts, and other mid-focused content are a consistent strength. Voices sit forward and remain easy to understand even when the rest of the mix sounds clouded.
Battery
H2O Audio TRI 2 PRO Headphones
4.0
Battery life is mostly good for workouts and swims, though one review found real-world drain below the stated claim.
H2O Audio Tri Run
2.9
Real-world battery life centers on roughly five to six hours, and the product generally meets that rating. Several competitors run substantially longer, though one tester considered six hours reasonable for such a light headset.
Bass performance
H2O Audio TRI 2 PRO Headphones
3.0
Bass is highly inconsistent: some reviews praise punch or improved bass in water, while others say land playback lacks low-end impact or becomes woolly and hollow.
H2O Audio Tri Run
1.9
Low-end performance is the clearest audio weakness: bass is usually described as light, muddy, or missing impact. A few tracks retained audible bass lines, but dense music and windy conditions exposed the limitation.
Treble clarity
H2O Audio TRI 2 PRO Headphones
3.0
Treble is serviceable but not consistently crisp; reviewers mention rolled-off, grainy, or missing high-end detail, with a few brighter elements coming through well.
H2O Audio Tri Run
3.8
High frequencies drew conflicting reactions, ranging from clear and distortion-free to grainy. Simpler pop and spoken content fare better than demanding music.
Button control usability
H2O Audio TRI 2 PRO Headphones
3.0
Controls are divisive: some reviewers found them reachable or simple, while many criticized stiff buttons, accidental presses, and unreliable secondary commands.
H2O Audio Tri Run
3.7
Physical buttons are widely preferred for workouts and are often easy to reach without breaking stride. Experiences were not uniform: some volume controls felt finicky or sticky, and one wearer could not find a reliable track-skip command.
Design and Aesthetics
H2O Audio TRI 2 PRO Headphones
3.8
Design works well for aquatic use and looks clean to some reviewers, but fit gaps and sizing for smaller heads create caveats.
H2O Audio Tri Run
4.4
The slim wraparound form is familiar, flexible, and unobtrusive during exercise. It creates a secure athletic fit, but the neckband style itself remains a matter of personal preference.
Included accessories
H2O Audio TRI 2 PRO Headphones
4.4
Included accessories are useful, especially earplugs, a protective case, and clear documentation that improve swim use and setup.
H2O Audio Tri Run
3.8
A silicone tightening accessory is included for smaller heads. It produced a perfect fit for one wearer but failed to resolve another wearer’s fit concerns.
App
H2O Audio TRI 2 PRO Headphones
2.9
The app is adequate but limited; some found it easy to navigate, while others wanted clearer instructions, more customization, or smoother access to stored music.
H2O Audio Tri Run
2.3
There is no companion app. That keeps operation refreshingly simple, but it also removes control remapping, extra features, and software-based personalization.
Comfort during long use
H2O Audio TRI 2 PRO Headphones
4.1
Comfort is generally strong thanks to low weight and soft contact, though a few reviewers report long-wear soreness or fit quirks.
H2O Audio Tri Run
4.6
Most wearers found the headset extremely light and comfortable for long runs, rides, and hour-plus sessions. The neckband and cheek transducers remain subjective, especially with certain head shapes, hair, collars, or piercings.
Android compatibility
H2O Audio TRI 2 PRO Headphones
4.5
Android compatibility is supported by a reviewer pairing successfully with a Google Pixel phone.
H2O Audio Tri Run
5.0
Pairing with a Samsung Galaxy phone worked without issues in the available Android test. No broader Android-specific problems were reported.
Multi-platform compatibility
H2O Audio TRI 2 PRO Headphones
4.5
Multi-platform compatibility is positive in the review that paired the headset with both a Google Pixel phone and a MacBook.
H2O Audio Tri Run
5.0
The headset paired successfully with iPhone, Samsung, Garmin, and Amazfit devices. That broad compatibility makes it practical across phones and fitness watches.
Stability
H2O Audio TRI 2 PRO Headphones
4.3
Stability is a major strength in water and workouts, although one reviewer with fit issues felt less secure while running.
H2O Audio Tri Run
4.8
Stability is excellent for most runners and cyclists, including uneven trails and intense sessions. Head shape and high collars can still affect how securely the neckband sits.
Sound quality
H2O Audio TRI 2 PRO Headphones
3.5
Reviewer opinion is split by use case: underwater and swim use often sounds good or even impressive, while several reviewers criticize above-water sound as tinny, muddy, or below regular earbuds.
H2O Audio Tri Run
3.0
Spoken audio, vocals, and lighter pop can sound clear enough, but most listeners found music quality only average for the price. Bass-heavy and layered tracks often turn muddy or thin, while one assessment was far more positive about clarity.
Build quality
H2O Audio TRI 2 PRO Headphones
4.4
Build quality is a strength, with reviewers describing sturdy construction, flexible durability, and soft-touch or sleek materials.
H2O Audio Tri Run
4.8
The flexible silicone and rubberized construction feels light yet sturdy rather than cheap. Coatings held up during testing, and the frame was repeatedly described as dependable for active use.
Weight comfort
H2O Audio TRI 2 PRO Headphones
4.7
Weight comfort is a clear strength; reviewers repeatedly call the headset lightweight enough for running, swimming, and extended workout use.
H2O Audio Tri Run
5.0
The low weight is a major advantage, with several wearers barely noticing the headset once it was on. Evenly distributed weight helps it stay comfortable during extended exercise.
Volume output
H2O Audio TRI 2 PRO Headphones
3.0
Volume is adequate for some voices and workouts, but multiple reviewers had to raise it high, noticed vibration, or found volume changes distracting in water.
H2O Audio Tri Run
3.3
Output is adequate on quiet paths and can sound loud indoors, but wind and traffic often overpower it. One account found it capable of cutting through ambient noise, making this strongly environment-dependent.
Microphone quality for calls
H2O Audio TRI 2 PRO Headphones
2.3
Call quality is a weak point overall; some calls are usable, but several reviewers report quiet, distant, or incomplete microphone pickup.
H2O Audio Tri Run
2.0
Call performance is inconsistent and often poor outdoors. Two callers heard fuzzy, distant, or underwater-sounding speech, although another listener considered the headset suitable for calls and spoken voices.
Instrument separation
H2O Audio TRI 2 PRO Headphones
1.8
Instrument separation is weak in critical listening, with strings, guitar, and bass parts getting lost or failing to cut through the mix.
H2O Audio Tri Run
2.0
Layered guitars and rhythm sections can collapse into a cloudy mix. The headphones struggle to keep instruments distinct when tracks become dense.
Water/sweat resistance rating
H2O Audio TRI 2 PRO Headphones
4.9
Water readiness is the strongest consensus area, with reviewers repeatedly praising pool, underwater, and waterproof performance.
H2O Audio Tri Run
5.0
IPX8 protection is one of the strongest features, giving broad confidence against heavy sweat, rain, and rinsing. The rating does not make Bluetooth playback usable underwater.
Value for money
H2O Audio TRI 2 PRO Headphones
3.5
Value depends heavily on the use case: swimmers often get enough benefit, while land users and audio-focused buyers face better-value alternatives.
H2O Audio Tri Run
3.4
Value depends heavily on a firm $99 budget ceiling. Some see a strong entry point with excellent weather protection, while others argue that spending only a little more brings much better sound, battery life, controls, and fit options.
Equalizer customization
H2O Audio TRI 2 PRO Headphones
1.0
EQ customization is essentially absent, with reviewers explicitly noting no EQ or presets to tune the sound.
H2O Audio Tri Run
1.0
The sound is fixed out of the box because no EQ tools are provided. Listeners who dislike the stock tuning have no way to correct the weak bass or grainy treble.
Cable quality
H2O Audio TRI 2 PRO Headphones
2.7
Charging and transfer cable feedback is mixed, from necessary for waterproofing to inconvenient proprietary limitations and one failed USB loading experience.
H2O Audio Tri RunNo score yet
Carry case quality
H2O Audio TRI 2 PRO Headphones
4.1
Case quality is mostly praised as nice, protective, or convenient, though one reviewer found the standard case bulky.
H2O Audio Tri RunNo score yet
Clamping force comfort
H2O Audio TRI 2 PRO HeadphonesNo score yet
H2O Audio Tri Run
4.7
The frame generally rests gently without pinching or excessive pressure. The cheek drivers also avoid pressing hard enough to cause normal-use discomfort.
Customer support
H2O Audio TRI 2 PRO HeadphonesNo score yet
H2O Audio Tri Run
1.0
Replacement support can become expensive outside the home market. One UK tester found the shipping cost for a low-priced replacement charging cable unreasonably high.
Firmware/audio stability
H2O Audio TRI 2 PRO HeadphonesNo score yet
H2O Audio Tri Run
5.0
One intensive sweat test produced no connection dropouts. Audio stayed stable even as moisture ran down the wearer’s head and face.
Frequency response accuracy
H2O Audio TRI 2 PRO Headphones
2.5
Frequency balance is not very accurate; reviewers describe the response as not crisp and noticeably unbalanced.
H2O Audio Tri RunNo score yet
Glasses and hat compatibility
H2O Audio TRI 2 PRO HeadphonesNo score yet
H2O Audio Tri Run
5.0
The wraparound frame works comfortably with glasses, hats, helmet straps, and eyewear arms. These accessories did not make the fit feel crowded in the tests that covered them.
High-volume vibration discomfort
H2O Audio TRI 2 PRO HeadphonesNo score yet
H2O Audio Tri Run
2.3
High volume can create the characteristic bone-conduction tickle along the cheeks or jaw. For some it stays mild, but others found the vibration distracting or intense enough to stop listening.
Microphone noise reduction
H2O Audio TRI 2 PRO HeadphonesNo score yet
H2O Audio Tri Run
1.0
Wind handling is weak. Outdoor callers may hear wind and footstep noise more clearly than the wearer’s voice.
Multipoint connectivity reliability
H2O Audio TRI 2 PRO HeadphonesNo score yet
H2O Audio Tri Run
2.3
Simultaneous connection to two devices could not be established. One tester viewed the missing multipoint function as a minor limitation rather than a deal-breaker.
Noise isolation (passive)
H2O Audio TRI 2 PRO Headphones
3.8
Passive isolation depends on the open-ear tradeoff: awareness is strong, but external noise can drown out playback unless earplugs are used.
H2O Audio Tri RunNo score yet
Overall satisfaction
H2O Audio TRI 2 PRO HeadphonesNo score yet
H2O Audio Tri Run
3.3
Overall opinion is split between a capable, simple entry-level workout headset and an underperforming alternative to stronger rivals. Secure fit and awareness earn praise, but sound, calls, battery, and charging keep enthusiasm in check.
Portability/foldability
H2O Audio TRI 2 PRO Headphones
4.0
Portability is supported by a compact, gym-bag-friendly case in the review that discussed it.
H2O Audio Tri RunNo score yet
Situational awareness
H2O Audio TRI 2 PRO HeadphonesNo score yet
H2O Audio Tri Run
5.0
Open-ear awareness is a standout strength. Traffic, other people, and surrounding activity remain audible, making the headset especially suitable for outdoor running and cycling.
Sound leakage
H2O Audio TRI 2 PRO Headphones
3.5
Sound leakage is mixed: pool use appears discreet, but above-water leakage can appear at higher volumes.
H2O Audio Tri RunNo score yet
USB-C
H2O Audio TRI 2 PRO HeadphonesNo score yet
H2O Audio Tri Run
1.2
Standard USB-C charging is missing. The proprietary cable and USB-A end feel dated and add another accessory to keep track of.