KEF LSX II Wireless HiFi Speakers Review
Bottom Line
Choose the LSX II for compact wireless speakers with standout imaging and flexible streaming. Skip if you need deep bass or large-room volume without adding a sub.
Best for
Listeners who want stylish all-in-one speakers for a desk, bedroom, den, or small living room. They are especially appealing if you care more about imaging, streaming flexibility, and clean stereo sound than raw bass output.
Not for
Buyers trying to fill a large room at party levels or anyone chasing deep, subwoofer-free bass. They also make less sense for people who want rich on-speaker controls or a surround-first TV setup.
Verdict
The LSX II is one of the easiest ways to get genuinely high-end imaging, clean detail, and flexible streaming in a compact stereo system. Across the reviews, it consistently impressed on desks and in small to mid-size rooms with focused staging, refined tonality, strong app-based tuning, and generous inputs including HDMI ARC and USB-C. The tradeoff is straightforward: bass is tight rather than truly deep, and pushing volume in larger spaces can introduce some brightness or strain. It also relies more on the app than on premium physical controls. For listeners who want elegant all-in-one speakers that sound bigger than they look, it is a strong recommendation.
Scored Features
Pros
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Wired connectivity is a major strength. HDMI ARC, USB-C, optical, Ethernet, and aux on the standard LSX II give it more flexibility than many compact wireless rivals.
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TV sync performance is a strength. Reviews that tested video sources through HDMI ARC reported little to no lip-sync trouble.
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Setup is widely described as simple and low-friction, with multiple reviewers calling the LSX II easy to get playing from TV, phone, laptop, or network sources.
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Design is one of the system's clearest selling points. Reviewers consistently call the LSX II stylish, premium-looking, and easy to place in modern living spaces.
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Stereo imaging is the standout sonic trait. Across the reviews, the LSX II is repeatedly praised for pinpoint placement, broad staging, and a soundfield that feels larger than the cabinets suggest.
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Reviews repeatedly describe the LSX II as coherent, organized, and musically integrated, especially when handling dense mixes or nearfield listening.
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Format support is a clear strong point, with repeated praise for broad hi-res handling, streaming service coverage, and flexible digital playback paths.
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Vocals are generally rendered with very good clarity and presence, which helps both music listening and casual TV use.
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EQ and placement tuning are among the best parts of the package. Reviewers frequently mention that the app-based adjustments are useful, audible, and easy to tailor to desks, stands, walls, and subwoofers.
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Detail retrieval is strong for the class, with reviewers regularly noting clean separation, intelligibility, and the ability to expose textures without sounding vague or blurred.
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Wi-Fi streaming reliability is broadly strong, with repeated mentions of stable everyday use across services and home-network playback.
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AirPlay 2 support is consistently treated as reliable and easy to live with, with no meaningful complaints in the standard LSX II reviews.
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Chromecast support is widely viewed as a welcome part of the platform, helping the LSX II fit neatly into mixed-device households and app ecosystems.
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For TV use, dialogue is widely reported as clear and forward, making the LSX II a credible stereo upgrade over basic television audio.
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Spotify Connect is treated as a dependable part of the platform, helping make the LSX II approachable for non-audiophile household use.
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KEF Connect is generally praised for clean setup, responsive control, and useful tuning options. The app is a major usability strength, even if a few reviewers still leaned on it more than they wanted.
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Dynamic expression is a recurring highlight. The speakers sound punchy and lively for their size, though headroom still tapers off before true big-room output.
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HDMI ARC is a meaningful upgrade for convenience and TV integration. Reviews consistently say it works well and makes the LSX II much easier to slot into everyday media setups.
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Tonal balance is usually described as refined, accurate, and well judged, with the main caveat being a slightly forward or bright upper range on some material or at higher volumes.
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The inter-speaker link works well, and several reviewers preferred the slightly weightier, more stable sound when the speakers were connected by cable rather than run wirelessly.
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Value for money lands on the positive side as long as you want an all-in-one premium compact system. Reviewers mostly argue that the combination of sound, design, and connectivity justifies the price.
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As a compact 2.0 TV and music system, the LSX II integrates very well into home setups. Its limitation is scale, not convenience, so larger rooms and blockbuster bass still benefit from adding a subwoofer.
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The LSX II plays surprisingly loud for its size and can comfortably fill small to mid-size rooms. It still is not the right tool for very large spaces or constant high-SPL listening.
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The LSX II stays composed at sensible levels, but several reviews note that treble can harden and control can loosen when pushed very hard.
Cons
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The included remote is usable but not a highlight. Some reviewers found it small, plasticky, or less satisfying than simply controlling the speakers through the app.
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Physical on-speaker control is a weak spot. At least one review specifically criticized the lack of direct controls, reinforcing how app-dependent the system feels.
Compared With Category Average
Compared with other Bookshelf Speakers, this product is above average in Wired input, Design and aesthetics, Setup simplicity, near average in EQ customization, Stereo imaging accuracy, below average in On-device controls, Remote control usability.
| Attribute | This product | Category average | Difference |
|---|---|---|---|
| On-device controls | 1.5 | 4.2 | -2.7 |
| Wired input | 4.9 | 4.2 | +0.6 |
| Remote control usability | 3.3 | 3.9 | -0.6 |
| Design and aesthetics | 4.8 | 4.3 | +0.5 |
| Setup simplicity | 4.8 | 4.3 | +0.5 |
| EQ customization | 4.6 | 4.3 | +0.3 |
| Stereo imaging accuracy | 4.7 | 4.5 | +0.2 |
| Distortion at high volume | 3.8 | 4.1 | -0.3 |
FAQ
Are the LSX II good for TV use?
Yes. Multiple reviews praised the HDMI ARC input, clear dialogue, and low-lag TV performance. They work especially well for stereo TV audio, though they are not a surround-style replacement for an Atmos soundbar.
Do the LSX II need a subwoofer?
Not for many desks, bedrooms, and small rooms. The built-in bass is punchy and well controlled, but several reviewers said a subwoofer is the upgrade path if you want deeper movie impact or fuller low end in larger spaces.
Do they work better on a desk or in a room?
Both, but the strongest praise centers on desktop and small-room listening. Reviews repeatedly highlighted nearfield imaging and focus as standout strengths, while also noting the system can still fill a modest room convincingly.
Should you connect the speakers with the supplied cable?
If you want the best stability and higher-resolution playback, yes. Wireless operation still works well, but several reviewers preferred the slightly fuller and more substantial sound when the speakers were linked by cable.
Expert Reviews We Analyzed
Video Reviews
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Consider This Instead
If you want better HDMI ARC)
Choose Kanto REN Speakers. It scores 4.9 vs 4.4 for HDMI ARC), with a 4.5 overall score.
If you want better AirPlay compatibility
Choose KEF LS50 Wireless II Powered Bookshelf Speakers. It scores 5.0 vs 4.5 for AirPlay compatibility, with a 4.3 overall score.
If you want better Distortion at high volume
Choose KEF LS50 Meta Passive Bookshelf Speakers. It scores 4.2 vs 3.8 for Distortion at high volume, with a 4.2 overall score.
Overall Top Bookshelf Speakers Alternatives
Choose the REN if you want a stylish, plug-and-play stereo alternative to a soundbar with excellent inputs and imaging. Skip it if you need very high SPLs or...
Pros: Wired input availability, HDMI ARC), Home theater integration, Bluetooth connection stability, Cohesive presentation, Dialogue clarity (for TV/soundbar use), Stereo imaging accuracy
Cons: none
#2
Current product
KEF LSX II Wireless HiFi Speakers
Choose the LSX II for compact wireless speakers with standout imaging and flexible streaming. Skip if you need deep bass or large-room volume without adding a sub.
Pros: Wired input availability, Latency with TV (lip sync), Setup simplicity, Design and aesthetics, Stereo imaging accuracy, Cohesive presentation, Audio format support
Cons: On-device controls, Remote control usability
Choose LS50 Wireless II for reference-level imaging in a sleek all-in-one streamer/TV setup; Skip if you want deep sub-bass without a sub or you’re allergic to app/firmware quirks.
Pros: AirPlay compatibility, Chromecast compatibility, Latency with TV (lip sync), Amplifier power requirements, Audio format support, Voice clarity, Stereo imaging accuracy
Cons: Smart assistant integration (Alexa, Privacy & data, Remote control usability
Choose LS50 Meta for pinpoint imaging and clean, refined vocals in a compact standmount; Skip if you want deep bass or party-level dynamics without investing in capable amplification.
Pros: Stereo imaging accuracy, Dialogue clarity (for TV/soundbar use), Design & aesthetics, Detail retrieval, Low-volume performance, Cohesive presentation, Voice clarity
Cons: None