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KEF LSX II 4.5" Cobalt Blue Smart Connected Wireless Speakers
At a Glance
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.
Proposition 65 Warning for California Residents
Other Specifications
| Drive units (per speaker) | HF: 19mm (0.75in.) aluminum dome; LF/MF: 115mm (4.5in.) magnesium/aluminum alloy cone |
|---|---|
| Frequency range (-6dB) measured at 85dB/1m | 49Hz – 47kHz |
| Amplifier output power (per speaker) | LF: 70W; HF: 30W |
| Amplifier class (per speaker) | LF: Class D; HF: Class D |
| 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 |
| Wireless Streaming Features | AirPlay 2; Google Chromecast; Roon Ready; UPnP Compatible; Bluetooth 4.2 |
General Specs
| Voltage | 100/240 |
|---|---|
| Wattage | 200 |
| Speaker Depth (in.) | 7.1 |
| Speaker Width (in.) | 6.1 |
| Speaker Height (in.) | 9.5 |
| Speaker Weight (lbs) | 15.6 |
| Wireless | Yes |
| Frequency Response | 54Hz – 28kHz |
| Color Finish Name | Cobalt Blue |
| Usb Connection Type | Type C |
| Collection | LSX II |
| Speaker Connector Type | None - Wireless |
| Smart Compatible | Yes |
| Wifi Capable | Yes |
| Max Sound Level Db | 102 |
| Bluetooth Capable | Yes |
| Airplay Capable | Yes |
| Number of Speakers | 2 |
| Speaker Type | Powered Stereo Speakers |
KEF LSX II 4.5" Cobalt Blue Smart Connected Wireless Speakers
Model #: LSXII-Blue
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At a Glance
Get to know this product.
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.
Streaming Services
Spotify via Spotify Connect
Tidal via Tidal Connect
Amazon Music
Qobuz
Deezer
QQ Music via QPlay
Internet Radio
Podcast
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
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
Interspeaker connection
Wireless: all sources resampled to 48kHz/24bit PCM
Wired: all sources resampled to 96kHz/24bit PCM
Proposition 65 Warning for California Residents