FiiO UTWS5
The FiiO UTWS5 gives compatible IEMs a remarkably clean, detailed wireless voice, pairing a silent background with tight, punchy bass and natural timbre. Prime Audio Reviews admired its open separation, while Audio-In Reviews found its presentation impressively linear and resolving. Powerful, comfortable, and highly versatile, it makes cable-free listening feel seriously high-fidelity.
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Deliciously Crispy
Sound Quality
92/100
Build Quality
83/100
Features Usability
89/100
Value for Money
94/100
Pros
Clean, highly detailed sound with natural timbre, strong separation, and an exceptionally quiet background even with sensitive IEMs.
Punchy, controlled bass and substantial output power give compatible IEMs convincing dynamics.
Comfortable, versatile ear-hook design with reliable connectivity, strong battery life, and app-configurable controls.
Cons
Bluetooth playback still falls short of a good wired source in ultimate bass depth, treble extension, resolution, and stage scale.
The 2-pin version does not fit IEMs with recessed 0.78 mm sockets.
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What Reviewers Are Saying
SOUND QUALITY PERFORMANCE 92/100
Reviewers consistently found the UTWS5 unusually close to wired portable sources, combining a clean, detailed presentation with substantial punch for an ear-hook Bluetooth adapter. Its slight bass/lower-mid warmth is generally welcomed, while the main limitation noted is that Bluetooth can slightly soften extreme bass depth, treble extension and perceived stage scale.
Transparency Resolution
93/100
Prime Audio Reviews heard an open, highly detailed presentation with excellent retrieval and separation, while Audio-In Reviews found it more resolving than its preferred Bluetooth-adapter alternatives. PortaFi likewise judged it an advance over the UTWS3, although it noted that Bluetooth transmission slightly reduces resolution and compresses the frequency extremes versus wired playback.
Tonal Balance Musicality
92/100
The overall tuning is described as clear, vibrant and confident, with a modest welcome fullness through bass and lower mids rather than excessive coloration. Audio-In Reviews found it generally linear and natural through the midrange and treble, and Prime Audio Reviews praised its natural timbre and controlled, earthy bass.
Dynamics
91/100
Reviewers repeatedly highlight the available power and liveliness: Z Reviews calls the output remarkable and hears more pop, while Audio-In Reviews reports punchy kick drums and solid bass dynamics. Prime Audio Reviews also heard tight yet thumpy bass with convincing drive in a successful IEM pairing.
Noise Floor
93/100
This is repeatedly described as exceptionally quiet for a powerful wireless adapter. Prime Audio Reviews heard no background noise or buzzing with sensitive IEMs, and Z Reviews reports no noise floor or interference; PortaFi similarly says residual noise is almost inaudible with sensitive earphones.
Headphone Compatibility
90/100
The UTWS5 appears especially successful with sensitive IEMs, pairing strong output with an unusually silent background rather than forcing a noise trade-off. Reviewers also praise its extra power and its ability to preserve bass weight and dynamics, though the available evidence is centered on IEM use rather than a wide range of full-size headphones.
Assessments of Build Quality, Usability, and Overall Propositions.
Build Quality
83/100
The supplied reviews say little about chassis materials, long-term durability, connector wear or internal construction. Z Reviews does report that the hooks are comfortable in use, but this is limited evidence about physical build quality.
Features Usability
89/100
The wireless format meaningfully modernizes compatible detachable IEMs, with Bluetooth 5.2 connectivity, independent left/right use and companion-app control noted by PortaFi. Z Reviews also reports reliable handoff and reconnection between sides, strong battery life and comfortable wear; the review set does not document a broader set of wired inputs or desktop-style functions.
Value for Money
94/100
At about $176, reviewers regard the UTWS5 as unusually compelling within premium Bluetooth IEM adapters. PortaFi calls it a leader in its segment because of its price, added functions and higher power, while Z Reviews says it closes the historic gap between convenience and sound quality.
Reviews & Sources
Professional reviews and sources for this product's Watt'n Potatoes analysis.
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Specifications
Manufacturer's Description — FiiO
True Wireless Bluetooth Amplifier
Qualcomm QCC5141 | Independent DAC AK4332 | New-gen TWM technology
96kHz/24bit Hi-res wireless | High-capacity charging case | Wireless charging
* Pictures are for reference only. The actual product may vary.
Earphones are not included.
Unprecedented true wireless receiver with independent DAC
Note: The product layout is for reference only, and everything is subject to the actual product.
The UTWS5 is the first true wireless receiver utilizing an independent AK4332 DAC. Compared to the previous generation, the amplifier of the UTWS5 has a lower noise floor, high signal-to-noise ratio, and higher output power by 40%!
UTWS5 Working Process
Reaching new heights with Bluetooth
Flagship Qualcomm QCC5141
One must continue to challenge one's self to continually set new bars of excellence. The Qualcomm QCC5141 in the UTWS5 brings two major upgrades compared to the previous generation QCC3020. Not only does the QCC5141 bring a significant leap in decoding high-resolution music, it also brings a significant improvement to calls with support for aptX Voice high-definition voice technology.
Third-gen TWS mode
Lower latency and more reliability
Qualcomm's third-gen TWS Mirroring as utilized on the UTWS5 effectively reduces latency and instability for a better experience. Unlike TWS+, TWS Mirroring allows for seamless switching between being connected to the main and secondary ear units. This allows for a greater compatibility with various Bluetooth devices, all with lower latency and more reliable connections.
Bluetooth 5.2
96kHz/24bit Hi-Res audio support
Thanks to the Snapdragon sound suite of technologies, you can truly experience wireless high-resolution sound no matter what you are doing. Support for aptX adaptive allows you to listen to 96kHz/24-bit high-resolution audio all with lower latency. And aptX voice enables 32kHz super wideband voice calls for true high-definition calls over Bluetooth.
Truly unshackled wireless charging
The charging case not only has an enormous 800mAh battery that can provide up to 30 hours of battery life, but is also capable of wireless charging – for the ultimate convenience of true freedom from cables.
800h
a battery life
30h
total battery life
3 to 4
3-4 charges
**This product does not include a wireless charger.
High marks for more adjustable levels
Compared to the previous generation, the UTWS5 now features 32 levels of volume adjustment instead of 26 levels to let you more precisely set how loud you want your audio.
Give your earphones a more secure home
The included charging case not only features a sturdy construction to better protect your earphones, but also sports a large capacity to accommodate a greater variety of earphones attached to the UTWS5 – making it more convenient for charging, pairing, switching, and other operations.
No pressure from its light weight
Every last detail has been engineered to give you more comfort.
Take it wherever you go
Connect to two devices simultaneously via Bluetooth Switch to either device you want
The UTWS5 can be connected to two mobile phones at the same time. Just pause music on one of the mobile phones, and freely switch to the other one to listen to music or answer a call.
10-band PEQ precise tuning Born for good sound
The PEQ (Parametric Equalizer) function was designed for the FW5, which supports 10-band self-defined tuning. On the FiiO Music App or the FiiO Control App, users can self adjust the frequency, gain level, Q value, etc., achieving more accurate frequency response among every frequency range while ensuring high-fidelity sound quality. Also, it supports up to 192kHz/24bit under PEQ style.
Every touch carefully designed
Ultra-sensitive, large buttons
The UTWS5 is not a case of form over function. The attractive large tactile button not only looks and feel better than ordinary buttons, but has also been engineered for improved responsiveness and reduce false touches. With simple taps, you can quickly access the controls you want.
With its own invisible raincoat
IPX4 water resistance
With an IPX4 rating, no need to worry about the UTWS5 being damaged by water or sweat as you go about your life.
*IPX4 rated as determined by passing rigorous testing in FiiO Labs.
Remarkably convenient apps
Through either the FiiO Control or FiiO Music apps, you can adjust channel balance and other audio options. Continued firmware updates pushed through the app, as well as updates to the app itself will ensure a stable user experience for years to come.
Specifications
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Authorized dealers for FiiO UTWS5
- 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