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Overview
KEF LS50 Wireless II Loudspeakers
The Ultimate Wireless HiFi Speakers
LS50 Wireless II is more than a high-performance loudspeaker; it’s 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)
Specifications
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
Frequency Response (±3dB) Measured at 85dB/1m
45 Hz – 28 kHz
Amplifier Output Power (Per Speaker)
• LF: 280W
• HF: 100W
Amplifier Class
• 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 5.0
• Source Resolution
• Network up to 384kHz/24bit Optical up to 96kHz/24bit
• Coaxial up to 192kHz/24bit
• HDMI up to 192kHz/24bit
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
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)
Weight (per set)
20.1 kg
Accessories
We currently do not have any accessories available for KEF LS50 Wireless II.
