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Kef LS-50 Wireless II

The Ultimate Wireless HiFi Speakers

LS50 Wireless II is more than a high-performance loudspeaker; itís 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, Chromecast and more



Freedom

All the music, all the time

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.

All your devices

Hi-Fi enthusiast

Out-of-the-box wireless compatibility with AirPlay 2, Google Chromecast and more, backed up with wired connections for your TV, turntable, CD player and games console. Whatever source youíve 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, DSD256, and Roon Ready (coming soon). These features mean that even the experienced hifi enthusiast will marvel at this exceptional loudspeakerís ability.





Let You Be You

Even beyond the flawless musical performance, LS50 Wireless II is a breeze to set up thanks to the KEF Connect app. It is intuitive to use with any source in your home, and it allows simple over-the-air firmware updates that bring you new and improved features with the minimum of fuss.

Wired or Wireless Connectivity

Personalized Listening Experience

You can choose to operate LS50 Wireless II completely wirelessly at 24bit/96kHz resolution for a completely clutter-free set up, or you can connect the two speakers with the supplied cable for 24bit/192kHz resolution sound.
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.



Roon Ready ... Chromecast Built In

Performance. Most accurate,immersive sound.

When using LS50 Wireless II with Airplay 2, Chromecast or Roon (coming soon) 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.
* Coming soon

LS50 Wireless II features KEF's 12th generation Uni-Q driver with Metamaterial Absorption Technology for exceptional acoustic accuracy and a pure natural sound.

Music Integrity Engine

Plenty of Power

All aspects of the LS50 Wireless IIís performance is aided by KEFís bespoke 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.
The built-in amplifiers have been developed in-house by KEF. 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

Every aspect of LS50 Wireless II has been considered for acoustic benefits and from a design perspective. 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. The top-mounted control panel is designed to be stylish and functional.

The Perfect Color For You

LS50 Wireless II is available in three matte finishes, carbon black, titanium grey, and mineral white, as well as a Crimson Red Special Edition. All the colour options are mirrored on both the drive units and the rear-facing port. The top-mounted control panel is designed to be stylish and functional.

What's New

Owners of the LS50 Wireless may be wondering whatís new? The answer: pretty much everything. The original was fantastic, but LS50 Wireless II is better in every respect, with improved sound, better connectivity and usability.
 


LS50 Wireless II
LS50 Wireless
Streaming Services
Multi-room Streaming
Enabled
Built-in Amplifier Power (per system)
760W
460W
MAX SPL
108dB
106dB
Max Source Resolution
384kHz/32bit
MQA, DSD256
192kHz/24bit
PCM
Interspeaker Connection
Proprietary Wireless
or Cat 6 Cable
Cat 6 Cable
Driver Unit
12th Generation
Uni-Q with MAT

+40%
frequency response smoothness
11th Generation
Uni-Q
Driver rearward Source Absorption
99%
by MAT
60%
by vented tweeter
Mid-band Total Harmonic Distortion (THD) at 90dB/1m
THD 0.07%
Extremely low distortion by driver motor redesign
THD 0.1%
Low distortion