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Authorized dealers for FiiO UTWS3

  • 110Hz — online and in-store — Kielce, Województwo świętokrzyskie, Poland (website)
  • Acoustic Technologies — online and in-store — Montréal, Québec, Canada (website)
  • Addicted to Audio — online and in-store — Epping, Victoria, Australia (website)
  • Advanced MP3 Players — online and in-store — Musselburgh, Scotland, United Kingdom (website)
  • All Elite Audio — online and in-store — Perry Hall, Maryland, United States (website)
  • Alpha Audio Pte — online and in-store — Singapore, Singapore (website)
  • Apos Audio — online and in-store — Oakland, California, United States (website)
  • Audeos — online and in-store — Żywiec, Województwo śląskie (website)
  • Audio 46 — online and in-store — New York, New York, United States (website)
  • Audio Affair — online and in-store — Deritend, England, United Kingdom (website)

and 59 more verified dealers

FiiO UTWS3 #1
FiiO UTWS3 variant 1
FiiO UTWS3 variant 2
FiiO UTWS3 variant 3
FiiO UTWS3 variant 4
FiiO UTWS3 variant 5

FiiO UTWS3

China flag

FiiO’s UTWS3 gives favourite IEMs a remarkably clean, punchy true-wireless transformation, combining energetic bass drive, controlled mids and quiet, capable amplification. Audiophile Heaven highlights its clarity, dynamics and ergonomic freedom, while PortaFi praises its technical yet lively presentation. With a roomy charging case and broad IEM compatibility, it is a compelling cable-free companion for everyday listening.

View at FiiO
Specifications9 reviews & sources

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88/100
Rating for UTWS3

Nicely Roasted

Sound Quality

88/100

Build Quality

88/100

Features Usability

88/100

Value for Money

89/100

Pros

Energetic, punchy and controlled sound with clean mids, strong dynamics and a low noise floor for a wireless earhook design.

Comfortable, lightweight earhooks with strong Bluetooth range, practical physical controls and a robust charging case.

Works well with a broad range of efficient dynamic, hybrid and balanced-armature IEMs.

Cons

Bluetooth codec limitations mean it cannot fully equal a strong wired setup in soundstage depth, layering and ultimate refinement.

Limited power headroom for unusually demanding IEMs, which can also reduce battery life.

No LDAC support, and the charging case is relatively large.

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Save your favorites. Compare them anytime.

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What Reviewers Are Saying

"They basically nailed down every single thing I wanted from a bluetooth adapter for my IEMs."

— Audiophile Heaven

SOUND QUALITY PERFORMANCE 88/100

Reviewers find the UTWS3 unusually capable for a true-wireless earhook adapter, with a clear, controlled and energetic presentation. It cannot fully match a strong wired source chain, and Bluetooth codec limits remain audible in staging and ultimate refinement, but it performs very convincingly for its portable purpose.

Transparency Resolution

88/100

PortaFi describes good resolution, clean mids, properly handled treble attacks and decay, while Audiophile Heaven hears clarity and control. Both PortaFi reviews note that Bluetooth codec limitations prevent wired-level layering, depth and ultimate refinement.

Tonal Balance Musicality

89/100

The presentation is generally described as neutral and technical, but with added energy that keeps it engaging rather than dry. Reviewers note firm, linear bass with some extra impact, clean mids without bass bleed, and a pleasant, slightly forward character.

Dynamics

89/100

Reviewers consistently praise the drive, punch and impact relative to ordinary compact Bluetooth adapters. Audiophile Heaven calls the power delivery and maximum volume superb, though Z Reviews finds very demanding IEMs can expose the limited available power and reduce battery life.

Noise Floor

90/100

Audiophile Heaven reports no discernible background hiss even with the IKKO OH7, a sensitive in-ear monitor. Other reviews do not specifically assess hiss or hum, but there is no contrary noise report in the supplied coverage.

Headphone Compatibility

86/100

The UTWS3 is praised for working easily with a broad range of IEM designs, from dynamic and hybrid models to multi-balanced-armature flagships. Z Reviews estimates that roughly 85 to 90 percent of IEMs will work very well, while especially difficult loads would benefit from more power or a selectable gain mode.

Assessments of Build Quality, Usability, and Overall Propositions.

Build Quality

88/100

Reviewers describe the adapters as solidly assembled, light, comfortable and well finished, with soft rubberized sections that feel reliable. The metal charging case is also praised for its feel, although Z Reviews notes that it is necessarily fairly large.

Features Usability

88/100

Useful features include Bluetooth 5.0, aptX/AAC/SBC support, USB-C charging, an effective companion app, onboard controls, independently adjustable device and phone volume, and a charging case with several extra charges. Connection range and pairing are widely praised, though there is no LDAC or active noise cancellation, latency can still be noticeable for gaming, and heavy wireless interference can cause occasional dropouts.

Value for Money

89/100

At about $80, Z Reviews considers it a compelling way to make a favorite wired IEM setup genuinely wireless without spending heavily. Audiophile Heaven considers the price somewhat high relative to the FiiO BTR2K, but the wider review set sees unusually strong sound and convenience for this kind of adapter.

Reviews & Sources

Professional reviews and sources for this product's Watt'n Potatoes analysis.

Online Reviews & Mentions

YouTube Reviews

Forum Mentions

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Specifications

Bluetooth
App Control
Battery Powered
aptX HD

Manufacturer's Description — FiiO

UTWS3

True Wireless Bluetooth Amplifier

Qualcomm QCC3020 | TWS + Low Latency technology aptX lossless support丨MMCX/0.78mm connectors | Independent amps App control | High capacity charging case | 30 hours of battery life


*Pictures are for reference only, actual product may vary.


Taking wireless


sound to its limits


There is a new wireless option for your existing detachable-cable earphones! The UTWS3, with a choice of 0.78mm 2-pin/MMCX connectors, allows you to transform most detachable earphones into a true wireless pair. Experience high quality sound while being freed from the mess of wires.

Independent amplifier architecture Easily drive multi-driver earphones

The UTWS3 sets itself apart from other wireless audio accessories with its emphasis on sound quality. Its high-performance headphone amplifier chip reduces distortion and greatly increases output power to better drive multi-driver headphones. It also has an analog volume adjustment system, for improved dynamic range and signal-to-noise ratio for even better audio performance. 

Tiny body, huge reserves

For you to get longer battery life, we have included a charging case with the UTWS3. The charging case is large enough to accommodate both the ear units and most earphones at the same time, making it more convenient for charging/pairing/turning on and other situations. The charging case, with its built-in 800mAh battery, provides up to 30 hours of battery life.

4-5times

fully charge each ear unit

30h

battery life

800mAh

battery charging case

Perfection, starting from pairing

You'll have a great experience, even starting from the beginning step of pairing. The ear units and the charging case are designed to work together for your convenience – opening the case's lid automatically turns on the ear units, while closing the lid turns them off. Bluetooth pairing and clearing pairing is done with the pairing button of the charging case, greatly simplifying such operations into one button.


More clever features to tap into


Through either the FiiO Control or FiiO Music apps, you can adjust the EQ, channel balance, and other audio options of the UTWS3. There will also be firmware updates pushed through these apps to continually improve the UTWS3.


Simple ultra-


light touch controls


The large touch button only requires a light 60g of force to activate, and has been designed to correctly reject unintended touches as well as eliminate any negative tactile feedback. Easily access the controls with just simple taps.


Close and comfortable fit


The improved metal memory ear hooks are comfortable, yet stay securely in your ear. This makes them perfect for any long music sessions, such as during exercise. 


Monocrystalline silver-plated


copper audio goodness


To catch more details in a flash


High-purity monocrystalline silver-plated copper material was carefully chosen for the inner audio wires of the UTWS3, for its fidelity and ability to resolve details, being noticeably better to acquire pure and high-fidelity music.


Dual microphones for clearer calls


In addition to its capable audio performance, the UTWS3 also makes excellent calls. Both the left and right ear units have 2 built-in microphones. The primary microphone at the bottom of the unit picks up your voice, while the secondary microphone placed at a 90 ° angle from the primary picks up ambient noise that is filtered out by the Qualcomm CVC noise cancelling technology. Together these microphones give you crisp and clear calls.

Shopping

Airports

Commuting

Greatly improved

performance

The Bluetooth 5.0 Qualcomm QC3020 chip in the UTWS3 provides higher transmission speeds, as well as more stable signal connections and shielding against interference. This chip allows for high-resolution Bluetooth transmission that truly enables you to enjoy true wireless freedom without compromises no matter what you're doing. 

800%

increase in transmission capacity

400%

increase in range

200%

increase in transmission speed


*Compared to Bluetooth 4.2


Qualcomm TWS+ dual transmission


Dual direct connections lower latency


With TWS+ dual transmission technology, there is no primary and secondary ear unit on the UTWS3 – both units are primary and directly connected to your Bluetooth device. This means lower latency, stronger resistance against interference, and an overall more stable connection. 


Note: TWS+ requires your smartphone's support. Some phones are unsupported or may have compatibility issues.


Power saving or


immersion your choice


You can use only a single ear unit to save power for longer battery life, or you can use both ear units at once for greater immersion. 


Great sound on Apple and Android devices


aptX/AAC/SBC support


In addition to AAC support for Apple devices, the high-quality and low-latency aptX Bluetooth codec is also supported – ensuring you can enjoy high quality music wherever.


Get comfortable 26 levels of

independent volume adjustment

The UTWS3 has its own volume control separated from that of your Bluetooth device, allowing for even more fine-grained adjustment of volume to perfectly suit you.


*Your volume level is recorded after first use, no need to adjust volume every time the UTWS3 is turned on. 


Splash away with


IPX4 water resistance


With IPX4 water resistance, the UTWS3 can accompany you through your fierce workouts and through the splashes of everyday life – letting you enjoy your music without fear.


FiiO Labs has conducted many stringent tests to ensure its IPX4 water resistance ability


What's included


UTWS3, Charging case, USB Type-C charging cable, User manual

FiiO logo

Verified Dealers

Online Dealers

All Dealers

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Authorized dealers for FiiO UTWS3

  • 110Hz — online and in-store — Kielce, Województwo świętokrzyskie, Poland (website)
  • Acoustic Technologies — online and in-store — Montréal, Québec, Canada (website)
  • Addicted to Audio — online and in-store — Epping, Victoria, Australia (website)
  • Advanced MP3 Players — online and in-store — Musselburgh, Scotland, United Kingdom (website)
  • All Elite Audio — online and in-store — Perry Hall, Maryland, United States (website)
  • Alpha Audio Pte — online and in-store — Singapore, Singapore (website)
  • Apos Audio — online and in-store — Oakland, California, United States (website)
  • Audeos — online and in-store — Żywiec, Województwo śląskie (website)
  • Audio 46 — online and in-store — New York, New York, United States (website)
  • Audio Affair — online and in-store — Deritend, England, United Kingdom (website)

and 59 more verified dealers

110Hz logo
Acoustic Technologies logo
Addicted to Audio logo
Advanced MP3 Players logo
All Elite Audio logo
Alpha Audio Pte logo
Apos Audio logo
Audeos logo
Audio 46 logo
Audio Affair logo