KEF LS50 Wireless MK2 Bookshelf Speakers W/ Optional S2 Speaker Stand


Finish: Carbon Black
With S2 Stands: No Stand
Price:
Sale price$4,000.00

Tax included

Description

KEF LS50 Wireless II

The All-In-One Wireless HiFi System That Actually Sounds Like HiFi

KEF LS50 Wireless II is one of those rare products that makes life simpler without sacrificing performance. It’s a fully active, high-resolution wireless speaker system with serious amplification, advanced DSP tuning, and the kind of imaging and clarity that made the LS50 name iconic in the first place.

This is the system for people who want true high-end sound without building a tower of boxes. Stream your music, plug in your TV, connect a turntable with a phono stage, add a subwoofer later, tune it to your room, and enjoy.

Why LS50 Wireless II Is a Best Seller

LS50 Wireless II solves the problem that most “wireless speakers” create: convenience first, sound second.

It combines KEF’s point-source driver technology, Metamaterial Absorption Technology, and powerful built-in amplification with modern streaming and real-world connectivity. The result is a system that works beautifully for music, and is genuinely brilliant for TV and cinema in a living room.

True Active Design, Real Power, Real Control

Each speaker contains dedicated amplification for each driver, with DSP controlling timing, crossover behaviour and protection. This gives you tighter bass control, cleaner dynamics, and more consistent performance than passive speakers paired with “whatever amp was on special”.

Amplification per speaker is rated at:

  • 280W for the mid/bass driver (Class D)
  • 100W for the tweeter (Class AB)

That’s serious power on tap, and it’s applied exactly where it’s needed.

Metamaterial Absorption Technology and Uni-Q

Clarity that stays clean at any volume

At the heart of LS50 Wireless II is KEF’s Uni-Q driver array, which places the tweeter in the acoustic centre of the mid/bass cone. This point-source approach helps sound arrive as a single coherent wavefront, improving imaging and making the listening position far less fussy.

Add Metamaterial Absorption Technology behind the tweeter, and unwanted high-frequency energy is absorbed to reduce distortion. You hear more detail, less edge, and a more natural sense of space.

Music Integrity Engine

DSP that serves the music, not the marketing

KEF’s Music Integrity Engine is the DSP brain that manages driver behaviour and timing. It’s what helps LS50 Wireless II sound tight, controlled and “together”, particularly when the music gets complex.

Benefits you actually notice:

  • Cleaner separation between instruments
  • More stable centre imaging
  • Better bass definition and punch
  • A bigger soundstage that doesn’t fall apart at higher levels

Streaming That’s Genuinely Modern

LS50 Wireless II is built around KEF’s wireless platform and works with a wide range of streaming methods and services.

Wireless streaming features include:

  • AirPlay 2
  • Google Cast
  • Roon Ready
  • UPnP compatibility
  • Bluetooth
  • Plays with Audirvāna

Streaming services supported via app and platform features include:

  • Spotify (Spotify Connect)
  • Tidal (Tidal Connect)
  • Amazon Music
  • Qobuz
  • Deezer
  • Internet Radio
  • Podcasts

This means you can use it the simple way, straight from your phone, or the serious way, integrated into a full hi-res network system.

TV Ready, Living-Room Friendly

LS50 Wireless II includes HDMI eARC, making it a genuinely great TV system. You get clear dialogue, scale, and impact without needing an AV receiver in the chain.

For many homes, this becomes the ideal “music system that is also the best soundbar you’ve ever heard”.

Wired Inputs for Real Systems

Wireless is great. Options are better. LS50 Wireless II includes the connections you actually need to make it the hub of a modern system.

Primary speaker inputs include:

  • HDMI eARC
  • Optical (TOSLINK)
  • Digital coaxial
  • 3.5mm analogue auxiliary
  • Ethernet (network)
  • Ethernet (interspeaker)

Secondary speaker inputs include:

  • Ethernet (interspeaker)

Outputs include:

  • Subwoofer output on each speaker

Easy Setup, Multiroom, and Room Tuning

Setup is guided through the control app, and the system supports over-the-air updates.

You can connect the speakers:

  • Wirelessly for a clean setup (all sources resampled to 96kHz/24bit PCM)
  • Wired between speakers for higher interspeaker resolution (all sources resampled to 192kHz/24bit PCM)

For multiroom use, AirPlay 2, Google Cast and Roon can be used to stream to multiple compatible speakers around the home.

Room and placement tuning helps tailor performance to your space, which is essential for getting the best bass balance in real rooms.

Add a Subwoofer When You Want More Weight

LS50 Wireless II includes a subwoofer output on each speaker, making it easy to add one sub now or dual subs later. This is one of the best ways to upgrade the system for larger rooms or for people who want deeper bass for movies and electronic music.

Specifications

Specification Details
Product Type Wireless active stereo speaker system
Drive Units Uni-Q driver array: 130mm aluminium cone mid/bass, 25mm vented aluminium dome tweeter with Metamaterial Absorption Technology
Amplifier Power (per speaker) LF 280W (Class D), HF 100W (Class AB)
Frequency Range (-6dB) 40Hz to 47kHz (depends on EQ settings)
Frequency Response (±3dB) 45Hz to 28kHz (depends on EQ settings)
Max SPL 108dB at 1m
Streaming Features AirPlay 2, Google Cast, Roon Ready, UPnP, Bluetooth, Plays with Audirvāna
Network Audio Resolution Up to 384kHz/24bit
Optical Input Resolution Up to 96kHz/24bit
Coaxial Input Resolution Up to 192kHz/24bit
HDMI Input Resolution Up to 192kHz/24bit
Interspeaker Connection Wireless resampled to 96kHz/24bit PCM, wired resampled to 192kHz/24bit PCM
Supported Formats (all inputs) MP3, M4A, AAC, FLAC, WAV, AIFF, ALAC, WMA, LPCM, Ogg Vorbis
Supported Formats (network) MQA, DSD (DSF DSD64, DSD128, DSD256; DFF DSD64)
Wi-Fi Standard Dual band 2.4GHz and 5GHz, IEEE 802.11 a/b/g/n/ac
Dimensions (H x W x D) 305 x 200 x 311mm per speaker
Weight 20.1kg per set
Finishes Carbon Black, Mineral White, Sand Shell, Moss Green

Detailed Technical Specifications

For those who like to see exactly how it’s built and how it works

View full technical specifications

Acoustic Design

  • Fully active wireless stereo speaker system
  • Uni-Q point source driver array
  • 130mm aluminium cone mid/bass driver
  • 25mm vented aluminium dome tweeter
  • Metamaterial Absorption Technology behind the tweeter for reduced distortion

Amplification and Processing

  • Per speaker amplification: 280W for mid/bass (Class D)
  • Per speaker amplification: 100W for tweeter (Class AB)
  • DSP tuning with Music Integrity Engine
  • Designed for accurate timing, imaging and controlled bass performance

Performance

  • Frequency range (-6dB): 40Hz to 47kHz, depends on EQ settings
  • Frequency response (±3dB): 45Hz to 28kHz, depends on EQ settings
  • Maximum SPL: 108dB at 1m

Streaming and Platform Features

  • AirPlay 2
  • Google Cast
  • Roon Ready
  • UPnP compatible
  • Bluetooth
  • Plays with Audirvāna

Streaming Services

  • Spotify via Spotify Connect
  • Tidal via Tidal Connect
  • Amazon Music
  • Qobuz
  • Deezer
  • Internet Radio
  • Podcasts

Input Resolution Support

  • Network up to 384kHz/24bit
  • Optical up to 96kHz/24bit
  • Coaxial up to 192kHz/24bit
  • HDMI up to 192kHz/24bit

Supported Audio Formats

  • Supported formats on all inputs: MP3, M4A, AAC, FLAC, WAV, AIFF, ALAC, WMA, LPCM, Ogg Vorbis
  • Supported on network: MQA
  • DSF: DSD64, DSD128, DSD256
  • DFF: DSD64

Connections

  • HDMI eARC input
  • Optical TOSLINK input
  • Digital coaxial input
  • 3.5mm analogue auxiliary input
  • Ethernet network connection
  • Ethernet interspeaker connection
  • Subwoofer output on each speaker

Network and Power

  • Wi-Fi dual band 2.4GHz and 5GHz
  • Wi-Fi standard IEEE 802.11 a/b/g/n/ac
  • Power input 100 to 240VAC 50/60Hz

Physical

  • Dimensions per speaker: 305 x 200 x 311mm
  • Weight per set: 20.1kg
  • Finishes: Carbon Black, Mineral White, Sand Shell, Moss Green

The Audio Experts Take

LS50 Wireless II is one of our best sellers for a reason. It delivers genuine audiophile performance in a system that is easy to live with. You get a huge slice of high-end speaker imaging, serious built-in amplification, modern streaming, and the practicality of HDMI eARC for TV.

If you want a system that can be your daily music setup, your TV sound upgrade, and your “sit down and actually listen” system, LS50 Wireless II is one of the smartest choices in modern hi-fi.

📦 Brand new
🛡 Full Australian warranty
📍 Available in store and online at The Audio Experts

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