Optimised Cabinet Design for Best Acoustic Performance
The low-diffraction, curved baffle is precision modelled around the Uni-Q driver, while eye-catching heat sinks and colour-matched ports are located on the well-equipped rear.
Carbon Black (EU)
€2.499,00
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Wireless HiFi Speakers
The Ultimate Wireless HiFi
LS50 Wireless II is more than a high-performance loudspeaker; it’s the perfect all-in-one speaker system. It reveals every detail of your favourite music, which you stream from any source thanks to wireless compatibility with AirPlay 2, Google Cast and more.
Every note, Every word. Every detail.
LS50 Wireless II is more than a high-fidelity speaker system - it is designed to enhance your everyday life. Seamlessly integrate LS50 Wireless II into your smart home to browse and play music, select sources, or use controls such as play, pause, and adjust the volume via your smart home app or control interface.
No matter how you stream your music, LS50 Wireless II has you covered. You can stream directly from the Spotify native app with Spotify Connect. With the KEF Connect app you can also stream Tidal, Amazon Music, Qobuz, and Deezer or tune in to internet radio and podcasts.
Out-of-the-box wireless compatibility with AirPlay 2, Google Cast and more, backed up with wired connections such as HDMI for your TV, turntable, CD player and games console. Whatever source you’ve got, LS50 Wireless II is ready for it.
LS50 Wireless II has audiophiles covered with support for streaming music files up to 24bit/384kHz, as well as MQA, DSD, and Roon Ready. These features mean that even the experienced hifi enthusiast will marvel at this exceptional loudspeaker’s ability.
When using LS50 Wireless II with AirPlay 2, Google Cast or Roon you can stream to multiple speakers around your home at the same time. By using multiple LS50 Wireless II speakers, you can have a simple, high-performance multiroom system.
Performance
Most accurate,immersive sound.
Every spot is the sweet spot
Revolutionary Metamaterial Absorption Technology eliminates distortion for a purer, more natural sound, while our 12</sup>th</sup> generation Uni-Q with MAT driver array delivers three-dimensional, wonderfully revealing sound anywhere in the room.
Music Integrity Engine
This collection of bespoke Digital Signal Processing algorithms is optimised for the Uni-Q driver, enabling it to deliver a perfectly timed performance, for better imaging and a tighter sound.
Plentiful power
Each tweeter is driven by a 100W class A/B amplifier that delivers a smooth, incredibly detailed treble performance. Dedicated 280W class D amplifiers power the mid/bass drivers, for room-filling, controlled sound up to 108db.
Design
Attention to every detail
Personalised Listening Experience
The brand-new dedicated KEF Connect app controls LS50 Wireless II on a day-to-day basis, including intuitive sound settings so you can tune the sound to your own personal tastes. You can even select your favourite source to wake up LS50 Wireless II whenever it comes on, allowing you immediate access to the best sound.
Touch Control Panel
The top-mounted control panel is designed to be stylish and functional.
Design by Simon Davies and KEF Industrial Design Team
Simon Davies led the KEF Industrial Design Team from 2000 through to 2018. He was responsible for key product designs including LS50 and LS50 Wireless, The Reference and R Series. Since 2018, Simon has acted as a design consultant for KEF, and continues to work very closely with the KEF Industrial Design Team.
Model
LS50 Wireless II
Frequency Response
(±3dB) Measured at 85dB/1m
45 Hz – 28 kHz
*Depends on EQ settings
45 Hz – 28 kHz
*Depends on EQ settings
Frequency Range
(-6dB) Measured at 85dB/1m
40 Hz – 47 kHz
*Depends on EQ settings
40 Hz – 47 kHz
*Depends on EQ settings
Maximum SPL Measured at 1m
108 dB
Drive Units
Uni-Q Driver Array:
LF: 130 mm (5.25 in.) aluminium cone
HF: 25 mm (1 in.) vented aluminium dome with Metamaterial Absorption Technology
LF: 130 mm (5.25 in.) aluminium cone
HF: 25 mm (1 in.) vented aluminium dome with Metamaterial Absorption Technology
Amplifier Type
LF: Class D
HF: Class AB
HF: Class AB
Inputs
Primary Speaker:
HDMI eARC
TOSLINK Optical
Digital Coaxial
Analog 3.5mm Auxiliary
USB Type A (service)
RJ45 Ethernet (network)
RJ45 Ethernet (interspeaker)
Secondary Speaker:
USB Type A (service)
RJ45 Ethernet (interspeaker)
HDMI eARC
TOSLINK Optical
Digital Coaxial
Analog 3.5mm Auxiliary
USB Type A (service)
RJ45 Ethernet (network)
RJ45 Ethernet (interspeaker)
Secondary Speaker:
USB Type A (service)
RJ45 Ethernet (interspeaker)
Outputs
RCA Subwoofer output
Interspeaker Connection
Wireless: all sources resampled to 96kHz/24bit PCM
Wired: all sources resampled to 192kHz/24bit PCM
Wired: all sources resampled to 192kHz/24bit PCM
Supported Resolution
Network up to 384kHz/24bit
Optical up to 96kHz/24bit
Coaxial up to 192kHz/24bit
HDMI up to 192kHz/24bit
*Depends on source resolution
Optical up to 96kHz/24bit
Coaxial up to 192kHz/24bit
HDMI up to 192kHz/24bit
*Depends on source resolution
Supported Format (Network)
MQA
DSF: DSD64, DSD128
DFF: DSD64
DSF: DSD64, DSD128
DFF: DSD64
Supported Format (All Inputs)
MP3, M4A, AAC, FLAC, WAV, AIFF, ALAC, WMA, LPCM and Ogg Vorbis
Wireless Streaming Features
AirPlay 2
Google Cast
ROON Ready
UPnP Compatible
Bluetooth 5.0
Plays with Audirvāna
Google Cast
ROON Ready
UPnP Compatible
Bluetooth 5.0
Plays with Audirvāna
Wi-Fi Standard
IEEE 802.11a/b/g/n/ac
IPv4, IPv6
IPv4, IPv6
Wi-Fi Frequency Band
Dual-band 2.4 GHz / 5 GHz
Streaming Services
Spotify via Spotify Connect
Tidal via Tidal Connect
Amazon Music
Qobuz
Deezer
QQ Music via QPlay (coming soon)
Internet Radio
Podcast
*Depends on services availability in different countries
Tidal via Tidal Connect
Amazon Music
Qobuz
Deezer
QQ Music via QPlay (coming soon)
Internet Radio
Podcast
*Depends on services availability in different countries
Power Input
100 – 240VAC 50/60Hz
Power Consumption
200W (operating power)
<2.0W (standby power)
<2.0W (standby power)
Dimension (H x W x D)
305 mm x 200 mm x 311 mm (12 in. x 7.9 in. x 12.2 in.)
Weight
20.1kg (44.3lbs)
Home Automation System
Elan, RTi, Crestron Home, Savant, Control4, URC
IOS Set up
Android Set up
Simple Home Cinema Setup with TV
AirPlay 2 Streaming
Google Cast Streaming
Spotify Connect
Tidal Connect
Listen to Internet Radio
EQ Settings (Normal mode)
EQ Settings with Subwoofer
WHAT HI-FI? AWARDS 2025BEST SPEAKER SYSTEM OVER £1500
KEF’s revisions have paid off: these sequels are among the most thrilling speaker systems we’ve heard. - October 2025
WHAT HI-FI? AWARDS 2024BEST SPEAKER SYSTEM £1500-£3000
An innovative and entertaining sequel. - What Hi-Fi?, Oct 2024
WHAT HI-FI? AWARDS 2022BEST ALL-IN-ONE SYSTEM OVER £1500
KEF’s revisions have paid off: these sequels are among the most thrilling speaker systems we’ve heard. - What Hi-Fi?, Oct 2022
WHAT HI-FI? AWARDS 2021 - 'PRODUCT OF THE YEAR'
“These sequels are among the most thrilling speaker systems we’ve heard.” - What Hi-Fi?, October 2021
AVFORUMS - HIGHLY RECOMMENDED AWARD
“As befits a device that is designed to be used as a standalone system, the connectivity on the KEF is extensive.” - AVForums.com - July 2021
AVFORUMS.COM EDITOR'S CHOICE - BEST HIGH-END WIRELESS SPEAKER, 2021
“It’s a brilliant bit of kit and a worthy award winner.” - AVForums.com, Editor's Choice Awards 2021
HIFI CHOICE - RECOMMENDED
“A talented and impressively flexible system that delivers superb performance across its many features.” - Hi-Fi Choice, Iss. 479, Sept. 2021
What's in the box
- LS50 Wireless II
- Remote control
- Interspeaker Cable
- Power cord
- Quick Start Guide, Warranty