The KEF LS50 Wireless II occupies a useful middle ground between traditional hi-fi and modern interior design. It is a true stereo pair, not a single wireless speaker, but the amplifiers, streaming platform, digital processing and most of the source switching are built into the system. That means you can have a serious left-right soundstage without a rack full of electronics.

For a design-conscious home, that is the core appeal. The speakers are compact enough to sit comfortably in a living room, study or bedroom, yet technically ambitious enough to satisfy listeners who would normally consider passive speakers, a separate amplifier and a network streamer.

This review combines KEF's published specifications with established independent listening assessments and practical placement considerations. It is an editorial ownership guide, not a claim that THE LUXE JOURNAL has performed a private laboratory measurement.

What the LS50 Wireless II Actually Is

Each speaker uses KEF's 12th-generation Uni-Q driver array, with a 130mm aluminium bass/midrange cone and a 25mm vented aluminium dome tweeter positioned concentrically. KEF also uses its Metamaterial Absorption Technology behind the tweeter to absorb unwanted rearward energy.

The system contains dedicated amplification for each driver. KEF specifies 280 watts of Class D power for the low-frequency section and 100 watts of Class A/B power for the high-frequency section in each speaker. Maximum output is rated at 108dB at one metre, with a quoted frequency response of 45Hz to 28kHz depending on EQ settings.

This is a serious active system, not a passive speaker with a small Bluetooth amplifier hidden inside.

Connectivity Is One of Its Biggest Strengths

The primary speaker includes HDMI eARC, optical, coaxial digital, 3.5mm analogue input, Ethernet and a subwoofer output. Wireless playback includes AirPlay 2, Google Cast, Bluetooth, Roon Ready operation and built-in support for several major streaming services through KEF Connect.

Network playback supports high-resolution files up to 24-bit/384kHz. The two speakers can communicate wirelessly, in which case sources are resampled to 24-bit/96kHz, or they can be connected with Ethernet for up to 24-bit/192kHz interspeaker operation.

For most living rooms, the important fact is simpler: you can connect the television, stream music from a phone or server, and add a subwoofer without buying another control box.

Design: Compact, Technical and Easy to Place Visually

The LS50 Wireless II measures roughly 305mm high, 200mm wide and 311mm deep per speaker. The pair weighs about 20.1kg, so these are denser and more substantial than their visual footprint suggests.

The curved cabinet and exposed Uni-Q driver make the speakers look engineered rather than decorative. That works particularly well in contemporary, Japandi, modern European and minimalist interiors. In a traditional room, choose a quieter finish and let the speakers sit on simple stands rather than trying to disguise them inside furniture.

The best visual setup is usually a dedicated pair of stands with clean cable routing. KEF's S2 stands are designed specifically for this family and provide mounting points and cable management. You can use other stable stands, but the speaker should sit at the right height and remain secure.

Do They Need Stands?

For serious listening, yes, stands are the preferred option. Independent reviews have repeatedly noted that the LS50 Wireless II performs best when given proper support and space. A crowded sideboard is convenient but compromises placement freedom and can introduce unwanted reflections or vibration.

If you must use a cabinet, keep each speaker near the front edge rather than deep inside shelving. Avoid flanking them with large vases, picture frames or plants that block the driver.

Sound Character: Clean, Precise and Energetic

What Hi-Fi's long-term assessment describes the LS50 Wireless II as clean, punchy and highly detailed, with a spacious presentation and particularly strong instrument separation. That fits the engineering idea behind Uni-Q: because the tweeter sits in the acoustic centre of the mid/bass cone, the speaker is designed to behave more like a single coherent source.

The practical result is a system that is very good at placing vocals and instruments in space. On well-recorded acoustic music, voices can lock firmly between the speakers. On electronic music, the system has enough power and speed to make bass lines feel controlled rather than soft.

The top end is revealing. Bad recordings will not become magically flattering. That is an advantage if you enjoy hearing production detail, but listeners who want a deliberately warm or romantic presentation may prefer a more forgiving passive speaker and amplifier combination.

Bass: Strong for the Size, Not Floorstander Bass

The quoted response reaches into the mid-40Hz region in standard measurement conditions, which is impressive for a cabinet this size. In a normal room, boundary reinforcement can make the system feel fuller still.

However, physics remains physics. If you want the physical impact of large floorstanding speakers, cinema effects or deep electronic bass below the main speakers' comfortable range, add a subwoofer. KEF provides a dedicated sub output and app-based settings, so the upgrade path is straightforward.

For apartments and medium rooms, many users will be satisfied without a subwoofer. In a large open-plan room, low bass is the first area where the compact form becomes obvious.

Room Size and Placement

The LS50 Wireless II is more comfortable when it has breathing room. Start with the speakers symmetrically placed and roughly two to three metres apart if the room allows. KEF's general guidance for Uni-Q designs recommends beginning with little or no toe-in, then adjusting to taste.

Do not push the speakers directly into corners. Corners can exaggerate bass and damage stereo focus. Move them away from the front wall until the low end becomes clean, then use the KEF Connect app's room settings to fine-tune the result.

The app is useful, but physical placement should come first. Digital EQ can correct balance; it cannot fully restore a stereo image compromised by poor geometry.

Television Use: A Major Reason to Buy It

HDMI eARC makes the LS50 Wireless II unusually attractive for people who want one system for music and television. Connect the TV with HDMI, and the speakers can replace a conventional soundbar while preserving genuine stereo separation.

Dialogue is anchored centrally when the pair is positioned correctly, music has more width than a single-bar solution, and you do not have to maintain separate hi-fi and TV systems.

The limitation is cinema surround. This is fundamentally a stereo product. If Dolby Atmos, rear channels and dedicated centre-channel control are priorities, a home-theatre system or premium soundbar package may make more sense.

Living With the KEF Connect App

The current KEF platform is significantly more mature than the software associated with the first-generation LS50 Wireless. What Hi-Fi has praised the newer app for stable navigation, input switching and library access.

The app also matters because the speakers are active. You can adjust room-related parameters, manage sources and integrate a subwoofer without reaching behind equipment.

Long-term ownership of any smart audio product does carry more software dependency than passive speakers. A passive loudspeaker can remain useful for decades with almost no technological obsolescence. An active streaming platform depends on firmware, network standards and service support. KEF's continued updates and broad connectivity reduce that concern, but it should still be part of the buying decision.

Who Should Buy the LS50 Wireless II?

Buy it if you want real stereo, strong streaming, HDMI television integration and high-end sound without separate electronics. It is particularly compelling for apartments, design-led living rooms and studies where a stack of black boxes would dominate the furniture.

It is also ideal for someone moving up from Sonos, a premium soundbar or a single wireless speaker who wants to understand what a properly spaced stereo image can do.

Who Should Not Buy It?

Do not buy it if you enjoy changing amplifiers, DACs and streamers as part of the hobby. The integrated architecture is the point, and that same integration limits component-by-component experimentation.

It is also not the natural choice for a tiny room where the speakers cannot be separated or moved away from corners. In that case, KEF's smaller LSX family may be more appropriate.

Styling It in a Luxury Interior

The simplest styling formula is two dedicated stands, a low console, one artwork, one lamp and very little else between the speakers. Keep the visual centre low so the Uni-Q drivers remain unobstructed.

In a warm interior, walnut, travertine, linen and bronze soften the technical appearance. In a minimal white room, the speakers can become graphic objects. In a dark listening room, black finishes almost disappear when the lights are low.

Cable management matters. Each speaker needs power, so plan sockets near both positions. If renovating, add Ethernet as well; even if you normally use wireless interspeaker connection, the option for wired operation is useful.

Verdict

The LS50 Wireless II remains one of the clearest answers to a modern hi-fi problem: how do you get real stereo performance, serious engineering and flexible streaming without turning the living room into an equipment showroom?

Its strengths are coherence, clarity, connectivity and a remarkably complete active architecture. Its limitations are equally clear: compact-speaker bass, dependence on software and less upgrade flexibility than a passive system.

For the right home, those are sensible trade-offs. The product does not ask you to choose between a beautiful room and a serious stereo. It asks you to give two small speakers the space and placement they deserve.

FAQ

Is the KEF LS50 Wireless II truly wireless?

It can stream wirelessly and the two speakers can communicate wirelessly, but each speaker still needs mains power. A wired Ethernet link between speakers is optional.

Can it connect directly to a TV?

Yes. HDMI eARC is one of the primary inputs, making the system suitable for television as well as music.

Do I need a separate amplifier?

No. Amplification is built into the speakers.

Do I need a subwoofer?

Not necessarily. For normal music in small and medium rooms, the built-in bass may be sufficient. A subwoofer is useful for deeper bass, large rooms and cinema use.

Can I use a turntable?

Yes, but the analogue input is line-level. A turntable without a built-in phono stage will need an external phono preamplifier.

Is it better wired between the speakers?

The wired interspeaker connection supports higher resampling resolution and can provide maximum reliability. Wireless operation is more visually convenient.

Part 3 reviews the Bang & Olufsen Beosound A9 5th Generation as a piece of audio furniture rather than a conventional stereo pair.