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KEF LSX II Cotton White
Compact active wireless speakers 2 x 100W - Wi-Fi/Bluetooth/Ethernet - Chromecast/AirPlay 2 - HDMI ARC - USB-C
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Close your eyes and enjoy the magic of KEF
Your music will be enhanced with the KEF LSX II active wireless speakers. This compact model with elegant lines offers an audiophile experience with 11th generation Uni-Q drivers and modern connected features to keep up with all your musical desires.
A treat for the ears
Enjoy a unique audio experience with the 11th generation Uni-Q audiophile speaker design. The KEF LSX II speakers feature a 19 mm vented aluminium/magnesium tweeter with a 30 Watt Class D amplifier and a 115 mm aluminium cone mid-bass driver with a 70 Watt Class D amplifier. The result: discover precise listening and pure sound every time you use them.
Wireless experience
KEF LSX II speakers offer extensive wireless capabilities for a modern, high-resolution sound experience. This model is compatible with Wi-Fi AC Dual Band, Bluetooth 4.2, AirPlay 2 and Chromecast to meet all your needs. You'll be spoilt for choice when it comes to music streaming, with options including Spotify, Tidal, Amazon Music, Qobuz and Deezer. What's more, the KEF Connect app offers a whole host of customisation options.
These active speakers also feature a full range of connections, including HDMI ARC, digital and analogue audio, and Ethernet ports. Subwoofer outputs are also included for adding an external subwoofer.
Key features:
- Active Hi-Fi speakers
- Power: 2 x 70 Watts (LF class D) + 2 x 30 Watts (HF class D)
- For rooms from 5 to 40 m²
- Frequency response: 54 - 28,000 Hz (+/-3dB), 49 - 47,000 Hz (-6dB)
- Music Integrity Engine: rich, powerful sound
- 11th generation Uni-Q driver: exceptional acoustic precision
- 115 mm mid-bass driver, aluminium/magnesium alloy cone
- 19 mm aluminium dome tweeter
- Dual-band Wi-Fi AC
- Wireless streaming: Bluetooth 4.2, AirPlay 2, Chromecast, UPnP, Roon Ready
- Multiroom installation possible
- Compatible formats (network): MQA / DSD / MP3 / M4A / AAC / FLAC / WAV / AIFF / ALAC / WMA / LPCM / OGG Vorbis
- Connectors: HDMI ARC, S/PDIF Optical, USB-C, 3.5 mm AUX jack, RJ45, subwoofer output
- Premium design by Michael Young
- KEF Connect app
- Connection between speakers: wired or wireless
- Optional KEF S1 stands
Select your criteria
General information |
Product name |
KEF LSX II Cotton White |
Brand |
Kef | |
Model |
SP4041A5AA | |
Design |
Speaker type |
Bookshelf speaker |
Wireless |
Yes | |
Bluetooth |
Yes | |
Active |
Yes | |
Number of channels |
2 | |
Speaker(s) |
Bass - Mid 115mm | |
| Dome tweeter 19mm | ||
Performance |
Admissible power |
100 W |
Réponse en fréquence (min) |
49 Hz | |
Frequency response (max) |
47 kHz | |
Sensitivity (for 1W at 1m) |
102 dB | |
Physical characteristics |
Width |
155 mm |
Height |
240 mm | |
Depth |
180 mm | |
Weight |
14.4 kg | |
Color |
Cotton white | |
Warranties |
Commercial warranty |
Seller 2 years
|
Legal warranty |
See terms & conditions
|
|
Safety Information |
Responsible person |
KEF Audio GmbH |
Postal address |
Carl-Zeiss-Ring 9–11 85737 Ismaning Allemagne | |
Electronic Address |
Click here
|
See all Kef products
Product referenced on 19 Feb 2026
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