The Ultimate Wireless HiFi Speakers
LS50 Wireless II is more than a high-performance loudspeaker; its the perfect all-in-one speaker system, streaming from any source thanks to wireless compatibility with AirPlay 2, Chromecast and more, plus wired connections for your TV, games console and turntable. Great sound, no strings attached.
Freedom, All the music, all the time
- Play all major music services and supports all major audio formats
- Wireless both from source and between the speakers
- Comprehensive applications and connectivity
User-Centred, Let you be you
- Intuitive on-boarding with user-centred features
- Personalised listening experience via KEF Connect App
Performance, Most accurate,immersive sound.
- Metamaterial Absorption Technology for pure, natural sound
- 12th generation Uni-Q with MAT for exceptional acoustic accuracy
- Music Integrity Engine for rich, full-bodied sound
- System power: LF 280W class D, HF 100W class A/B, Max. SPL: 108dB
Design, Attention to every detail
- Optimised cabinet design for best acoustic performance
- Available in 4 finishes
- With mounting inserts to secure on KEF S2 Floor Stand (available as separate item)
Listen and believe
Really great loudspeakers simply melt away, leaving you with just the music. A pristine voice, perfectly rendered layers of instruments you can lose yourself in, sound so clear its as though the artist is there with you. This is what great loudspeakers with the best technology deliver.
Specifications:
| Model | LS50 Wireless II |
| Drive Units | Uni-Q Driver Array: LF: 130 mm (5.25 in.) aluminium cone HF: 25 mm (1 in.) vented aluminium dome with Metamaterial Absorption Technology |
| Frequency Range (-6dB) Measured at 85dB/1m | 40 Hz 47 kHz *Depends on EQ settings |
| Frequency Response (3dB) Measured at 85dB/1m | 45 Hz 28 kHz *Depends on EQ settings |
| Amplifier Output Power (Per Speaker) | LF: 280W HF: 100W |
| Amplifier Class (Per Speaker) | LF: Class D HF: Class AB |
| Max SPL Measured at 1m | 108 dB |
| Wireless Streaming Features | AirPlay 2 Google Chromecast ROON Ready UPnP Compatible Bluetooth 4.2 |
| Source Resolution | Network up to 384kHz/24bit Optical up to 96kHz/24bit Coaxial up to 192kHz/24bit HDMI up to 192kHz/24bit *Depends on source resolution |
| Interspeaker Connection | Wireless: all sources resampled to 96kHz/24bit PCM Wired: all sources resampled to 192kHz/24bit PCM |
| Supported Format (All Inputs) | MP3, M4A, AAC, FLAC, WAV, AIFF, ALAC, WMA, LPCM and Ogg Vorbis |
| Home Automation System | Elan, RTi, Crestron Home, Savant, Control4, URC |
| Supported Format (Network) | MQA DSF: DSD64, DSD128 DFF: DSD64 |
| Dimensions (HWD per Speaker) | 305 x 200 x 311 mm (12 x 7.9 x 12.2 in.) |
| Power Input | 100 240VAC 50/60Hz |
| Power Consumption | 200W (operating power) <2.0W (standby power) |
| Streaming Services | Spotify via Spotify Connect Tidal via Tidal Connect Amazon Music Qobuz Deezer QQ Music via QPlay (coming soon) Internet Radio Podcast *Depends on services availability in different countries |
| Primary Speaker Inputs | HDMI eARC TOSLINK Optical Digital Coaxial Analog 3.5mm Auxiliary USB Type A (service) RJ45 Ethernet (network) RJ45 Ethernet (interspeaker) |
| Output | RCA Subwoofer output |
| Wi-Fi Network Frequency Band | Dual-band 2.4 GHz / 5 GHz |
| Secondary Speaker Inputs | USB Type A (service) RJ45 Ethernet (interspeaker) |
| Output | RCA Subwoofer output |
