KEF LSX II (pair)

STEREONET PRODUCT OF THE YEAR AWARDS 2022

COMPACT LOUDSPEAKERS (ACTIVE)

"KEF has made a name for itself in recent years with its active wireless products. It's easy to see why, as they meet a number of criteria and offer high-performance, easily accessible loudspeakers in a neat, versatile design. The LSX II is the perfect example, with excellent wireless connectivity, a host of versatile functions, modern styling and first-rate sound. Like its predecessor, the LSX II is the one its rivals want to beat' - StereoNET, December 2022

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High Fidelity Sound

The LSX II offers the highest-quality sound for its size, with streaming up to 24-bit/384 kHz, giving the majority of listeners access to high-fidelity sound.

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See them in your home

Not sure which color to choose? Try our augmented reality feature to discover how incredible LSX II will look and see which color best suits your decor.

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Unpacking



Box contents

One set of LSX II

Power cords

Inter-speaker cable

Remote control

Quick start guide, warranty and safety information

Details

SPECIFICATIONS

LOUDSPEAKERS (PER SPEAKER)
Uni-Q speakers:

HF: 19 mm (0.75in.) aluminum dome

LF/MF: 115 mm (4.5in.) magnesium/aluminium alloy cone

FREQUENCY RANGE (-6dB) MEASURED AT 85 dB / 1 M
49 Hz - 47 kHz

*Depends on equalizer settings

FREQUENCY RESPONSE (+/-3 dB) MEASURED AT 85 dB / 1 M
54 Hz - 28 kHz

*Depends on equalizer settings

AMPLIFICATION POWER (PER SPEAKER)
LF: 70 W

HF: 30 W

AMPLIFICATION CLASS (PER SPEAKER)
LF: Class D

HF: Class D

MAX SPL (MEASURED AT 1M)
102 dB

WIRELESS STREAMING FEATURES
AirPlay 2Google Chromecast Roon ReadyUPnP Bluetooth 4.2 compatible

MUSIC STREAMING SERVICES
Spotify via Spotify Connect

Tidal via Tidal Connect

Amazon Music

Qobuz

Deezer

QQ Music via QPlay

Internet radio

Podcast

*Depends on the services available in each country

RESOLUTION DEPENDING ON SOURCE
Network up to 24 bit / 384 kHz

Optical up to 24 bit / 96 kHz

USB type C up to 192 kHz / 24 bit

HDMI up to 1.411 Mbps PCM

*Depends on source resolution

CONNECTION BETWEEN SPEAKERS
Wireless: all sources sampled PCM 24 bit / 48 kHz

Wired: all sources sampled PCM 24 bit / 96 kHz

COMPATIBLE FORMAT (NETWORK)
MQA, DSD, FLAC, WAV, AIFF, ALAC, AAC, WMA, MP3, M4A, LPCM and Ogg Vorbis

INTEGRATION INTO HOME AUTOMATION SYSTEMS
Elan, RTi, Crestron Home, Savant, Control4

DIMENSIONS (H X W X D PER SPEAKER)
240 × 155 × 180 mm (9.5 × 6.1 × 7.1 in.)

WEIGHT (PER SYSTEM)
7.2 kg (15.6 lbs)

POWER SUPPLY
100 - 240 VAC 50 / 60 Hz

POWER CONSUMPTION
200 W (operating)

<2.0 W (standby)

INPUTS
Primary speaker

HDMI ARC

TOSLINK Optical

Analog RCA

USB Type C (for computer, NAS)

RJ45 Ethernet (network)

RJ45 Ethernet (inter-speaker)Secondary speaker

RJ45 Ethernet (inter-speaker)

OUTPUT
RCA Subwoofer output

WI-FI NETWORK STANDARD
IEEE 802.11a/b/g/n/ac -

IPv4, IPv6

WI-FI NETWORK FREQUENCY BAND
Dual-band 2.4 GHz / 5 GHz

AWARDS AND ARTICLES

STEREONET PRODUCT OF THE YEAR AWARDS 2022

- COMPACT LOUDSPEAKERS (ACTIVE)

"KEF has made a name for itself in recent years with its active wireless products. It's easy to see why, as they meet a number of criteria and offer high-performance, easily accessible loudspeakers in a neat, versatile design. The LSX II is the perfect example, with excellent wireless connectivity, a host of versatile functions, modern styling and first-rate sound. Like its predecessor, the LSX II is the one its rivals want to beat' - StereoNET, December 2022

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WHAT HI-FI? AWARDS 2022

BEST ALL-IN-ONE SYSTEM £1,000-1,500

'KEF has taken what was already a fantastic all-in-one system and amplified its appeal on every level - you can't really ask for more at this level.' - What Hi-Fi ?, 10/2022

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^MQA is a registered trademark of MQA Limited©2018

Visit our PRODUCT SUPPORT page for more info. KEF reserves the right to change or add to specifications in line with its ongoing research and development. E&OE.