The Definitive Compact Wireless HiFi
Welcome to a world of High-Fidelity sound that is true enough to touch. This all-in-one speaker system in its second generation: upgraded to deliver a more balanced sound in higher resolution with all-inclusive connectivity. Simply stream anything including AirPlay 2, Chromecast, Spotify and Tidal, or seamlessly connect the LSX II to your laptop, TV and many other devices.
High-Fidelity sound
LSX II offers the highest quality sound in its size with streaming up to 24bit/384kHz, making high-fidelity sound accessible to more listeners.
All the music
Listen to music the way you like with the minimum of fuss and in pristine sound quality.
Plug and play
LSX II supports HDMI ARC and USB C inputs, making it the perfect companion for TV, laptop and more.
Effortless multiroom
When partnered with other wireless speakers, you can use AirPlay 2, Chromecast or Roon to fill the entire house with the same playlist.
Compact and versatile
LSX II delivers high-fidelity sound while it is compact enough to fit into any setting. You can place the speakers on a bookshelf, desktop or even attach them to the wall with dedicated accessories.
KEF LSX II
Drive units (per speaker)
Uni-Q driver array: HF: 19mm (0.75in.) aluminium dome LF/MF: 115mm (4.5in.) magnesium/aluminium alloy cone
Frequency range (-6dB) measured at 85dB/1m
49Hz – 47kHz *Depends on EQ settings
Frequency response (±3dB) measured at 85dB/1m
54Hz – 28kHz *Depends on EQ settings
Amplifier output power (per speaker)
LF: 70W HF: 30W
Amplifier class (per speaker)
LF: Class D HF: Class D
Max SPL measured at 1m
102 dB
Wireless streaming features
AirPlay 2 Google Chromecast Roon Ready UPnP Compatible Bluetooth 5.0 Plays with Audirvāna
Streaming services
Spotify via Spotify Connect Tidal via Tidal Connect Amazon Music Qobuz Deezer QQ Music via QPlay Internet Radio Podcast *Depends on services availability in different countries
Source resolution
Network up to 384kHz/24bit Optical up to 96kHz/24bit USB Type C up to 192kHz/24bit HDMI up to 1.411Mbps PCM *Depends on source resolution
Interspeaker connection
Wireless: all sources resampled to 48kHz/24bit PCM Wired: all sources resampled to 96kHz/24bit PCM
Supported format (network)
MQA^, DSD, FLAC, WAV, AIFF, ALAC, AAC, WMA, MP3, M4A, LPCM and Ogg Vorbis
Home Automation System
Elan, RTi, Crestron Home, Savant, Control4
Dimensions (HWD per speaker)
240 × 155 × 180 mm (9.5 × 6.1 × 7.1 in.)
Weight (per set)
7.2kg (15.6lbs)
Power input
100 – 240VAC 50/60Hz
Power consumption
200W (operating power) <2.0W (standby power)
Inputs
Primary speaker HDMI ARC TOSLINK Optical USB Type C Analog 3.5mm Auxiliary RJ45 Ethernet (network) RJ45 Ethernet (interspeaker) Secondary speaker RJ45 Ethernet (interspeaker)
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
