Description
KEF LS50 Wireless II Series Bookshelf Speakers Carbon Black
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, Google Cast and more, plus wired connections for your TV, games console and turntable. Great sound, no strings attached.
Specifications:
Model
LS50 Wireless II
Dimensions (HWD per Speaker)
305 x 200 x 311 mm (12 x 7.9 x 12.2 in.)
Weight (per set)
20.1kg (44.3lbs)
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
LF: 130 mm (5.25 in.) aluminium cone
HF: 25 mm (1 in.) vented aluminium dome with Metamaterial Absorption Technology
Amplifier Class
LF: Class D
HF: Class AB
HF: Class AB
Max SPL Measured at 1m
108 dB
Frequency Response (±3dB) Measured at 85dB/1m
45 Hz – 28 kHz
*Depends on EQ settings
*Depends on EQ settings
Frequency Range (-6dB) Measured at 85dB/1m
40 Hz – 47 kHz
*Depends on EQ settings
Home Automation System
Elan, RTi, Crestron Home, Savant, Control4, URC
Primary Speaker Inputs
HDMI eARC
TOSLINK Optical
Digital Coaxial
Analog 3.5mm Auxiliary
USB Type A (service)
RJ45 Ethernet (network)
RJ45 Ethernet (interspeaker)
TOSLINK Optical
Digital Coaxial
Analog 3.5mm Auxiliary
USB Type A (service)
RJ45 Ethernet (network)
RJ45 Ethernet (interspeaker)
Secondary Speaker Inputs
USB Type A (service)
RJ45 Ethernet (interspeaker)
RJ45 Ethernet (interspeaker)
Output
RCA Subwoofer output
Interspeaker Connection
Wireless: all sources resampled to 96kHz/24bit PCM
Wired: all sources resampled to 192kHz/24bit PCM
Wired: all sources resampled to 192kHz/24bit PCM
Wireless Streaming Features
AirPlay 2
Google Cast
ROON Ready
UPnP Compatible
Bluetooth 5.0
Plays with Audirvāna
Google Cast
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 (coming soon)
Internet Radio
Podcast
*Depends on services availability in different countries
Tidal via Tidal Connect
Amazon Music
Qobuz
Deezer
QQ Music via QPlay (coming soon)
Internet Radio
Podcast
*Depends on services availability in different countries
Supported Format (All Inputs)
MP3, M4A, AAC, FLAC, WAV, AIFF, ALAC, WMA, LPCM and Ogg Vorbis
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
Optical up to 96kHz/24bit
Coaxial up to 192kHz/24bit
HDMI up to 192kHz/24bit
*Depends on source resolution
Supported Format (Network)
MQA
DSF: DSD64, DSD128
DFF: DSD64
DSF: DSD64, DSD128
DFF: DSD64
Wi-Fi Network Standard
IEEE 802.11a/b/g/n/ac
IPv4, IPv6
IPv4, IPv6
Wi-Fi Network Frequency Band
Dual-band 2.4 GHz / 5 GHz
Amplifier Output Power (Per Speaker)
LF: 280W
HF: 100W
HF: 100W
Power Input
100 – 240VAC 50/60Hz
Power Consumption
200W (operating power)
<2.0W (standby power)
<2.0W (standby power)
Warranty
Full Manufacturer's Warranty
