KEF LSX II Wireless Powered Bookshelf Speakers

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.

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)