KEF XIO Soundbar – More Than Just A Soundbar
Step into a world of breathtaking sound with the KEF XIO Soundbar, designed to elevate your home cinema experience. Whether you're streaming your favourite films, binge-watching shows, or vibing to music, the XIO delivers immersive, cinematic audio like no other.
Thanks to Dolby Atmos and 5.1.2 spatial audio, the XIO transforms your lounge into a theatre – crafting three-dimensional soundscapes that put you in the heart of the action. KEF’s proprietary Music Integrity Engine® ensures every word is crisp and every note is crystal-clear, bringing vocals and dialogue to life in stunning detail.
*Wireless surround support via KEF wireless speakers coming Spring 2025.
Augmented Reality – See It In Your Space
Not sure which soundbar suits your space? Use KEF’s Augmented Reality feature to see how the XIO will look in your room – just scan the QR code below.

Or Click Here
*Actual product colour may vary from the AR version shown.
**AR not supported on Chrome for iOS devices.
Why Choose the KEF XIO?
In a market full of soundbars, the KEF XIO makes some serious noise. Here's what makes it special:
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Top-Tier Acoustic Innovation: Powered by KEF’s Uni-Q MX and P185 LF drivers with VECO technology, the XIO delivers a rich, immersive soundstage that’s second to none.
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Spatial Audio Powerhouse: Full support for Dolby Atmos, DTS:X, and Sony 360 Reality Audio makes it a go-to for cutting-edge audio formats.
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Next-Gen Wireless: The upgraded W2 wireless suite ensures robust, cable-free performance – streamlined and seamless for your space.
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Sleek, Architectural Design: With an aluminium top panel, premium grille, and minimalist style, XIO is built to blend into modern interiors while standing out for all the right reasons.
What’s In The Box?
- XIO Soundbar
- Remote Control
- AAA Batteries
- HDMI Cable
- Power Cable
- Wall Mounting Kit & Template
- Product Guide
Technical Specs
Model |
XIO |
Dimensions (H × W × D) |
70 × 1210 × 165 mm (2.8 × 47.6 × 6.5 in.) |
Weight |
10.5 kg (23.1 lbs) |
Drivers |
6 × 50mm Uni-Q MX drivers 2 × 50mm full-range drivers 4 × 50 × 180mm P185 LF drivers with VECO |
Amplifiers |
8 × Class D (HF/MF), 4 × Class D (LF) |
Max SPL |
102 dB @ 1m |
Frequency Response |
34Hz – 20kHz (±3dB @ 85dB/1m) |
Inputs |
HDMI 2.1 eARC, TOSLINK Optical, USB-C (service), RJ45 Ethernet |
Outputs |
Wireless & RCA Subwoofer Out |
Wireless Connectivity |
KEF Connect, AirPlay, Google Cast, UPnP, Bluetooth 5.3 |
Streaming Services |
Spotify, Tidal, Amazon Music, Qobuz, Deezer, HIGHRESAUDIO, Internet Radio, Podcasts, QQ Music (QPlay) – and more* |
Supported Formats |
Dolby Atmos, DTS:X, 360 Reality Audio, MPEG-H, FLAC, WAV, AIFF, ALAC, AAC, WMA, MP3, M4A, LPCM, Ogg Vorbis* |
Resolution Support |
HDMI eARC: up to 192kHz/24bit Network: up to 384kHz/24bit Optical: up to 96kHz/24bit |
Multi-Channel Output |
Up to 5.1.2 |
Wi-Fi Band |
2.4GHz / 5GHz / 6GHz (Wi-Fi 6E) |
Standards |
IEEE 802.11 a/b/g/n/ac/ax – IPv4, IPv6 |
Power Output |
820W total instantaneous |
Power Input |
100–240VAC 50/60Hz |
Power Consumption |
400W (max), <2.0W ECO standby, <0.5W (non-WiFi mode) |
*Service availability may vary by country or region.
*Supported format and resolution depend on source device capability.
Why Buy from The Audio Experts?
We don’t just sell speakers – we live and breathe sound. At The Audio Experts, we’re proud to stock KEF because it represents the best in design and performance. If you’re chasing that goosebump-inducing, room-filling audio without the messy setup – the XIO is your answer.
Browse all KEF products or get in touch for a tailored setup recommendation.