Active Speakers

Kef LS50 Wireless II Active Speaker 2 No of Drivers 760W White (Pair)

Model: LS50 Wireless II

Driver Units:

  • Uni-Q Driver Array: LF: 130 mm (5.25 in.) aluminum cone
  • HF: 25 mm (1 in.) vented aluminum dome with Metamaterial Absorption Technology

Frequency Range (-6dB)...

Model: LS50 Wireless II

Driver Units:

  • Uni-Q Driver Array: LF: 130 mm (5.25 in.) aluminum cone
  • HF: 25 mm (1 in.) vented aluminum 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

...

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Description

Description

Model: LS50 Wireless II

Driver Units:

  • Uni-Q Driver Array: LF: 130 mm (5.25 in.) aluminum cone
  • HF: 25 mm (1 in.) vented aluminum 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 (per speaker):

  • LF: Class D
  • HF: Class AB

Maximum SPL measured at 1m: 108 dB

Wireless Streaming Features:

  • AirPlay 2
  • Google Chromecast
  • ROON Ready (coming soon)
  • UPnP Compatible
  • Bluetooth 4.2

Streaming Services:

  • Spotify via Spotify Connect
  • Tidal via Tidal Connect
  • Amazon Music
  • Qobuz
  • Deezer
  • QQ Music via QPlay (coming soon)
  • Internet Radio
  • Podcast

Source Resolution:

  • Network up to 384kHz/24bit
  • Optical up to 96kHz/24bit
  • Coaxial up to 192kHz/24bit
  • HDMI up to 192kHz/24bit

Connection Between Speakers:

  • 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

Supported Format (network):

  • MQA
  • DSF: DSD64, DSD128, DSD256
  • DFF: DSD64

Dimensions (H x W x D): 305 x 200 x 311 mm

Weight (per set): 20.1kg

Power Input: 100 – 240VAC 50/60Hz

Power Consumption: 200W (operating power)

Primary Speaker:

  • Inputs: HDMI eARC, TOSLINK, Optical Digital, Coaxial, Analog 3.5mm, Aux, USB Type A (service), RJ45 Ethernet (network), RJ45 Ethernet (between speakers)
  • Output: RCA Subwoofer Output

Wi-Fi Network Standard: IEEE 802.11a/b/g/n/ac IPv4, IPv6

Wi-Fi Network Frequency Band: Dual-band 2.4 GHz / 5 GHz

Secondary Speaker:

  • Inputs: USB Type A (service), RJ45 Ethernet (between speakers)
  • Output: RCA Subwoofer Output

Manufacturer

See full description

Specifications

Specifications

Technical Specifications

Power (RMS)
760 W
Frequency Response
40 - 47000 Hz
Max SPL
108 dB
Driver Configuration
2 No of Drivers
Bass Driver
5.25

Main Specifications

Quantity
Pair
Weight
20.1 kg
Colour
White
Connectivity
Coaxial, Ethernet, Optical, RCA, USB-A, Bluetooth, HDMI

Dimensions

Height
30.5 cm
Width
20 cm
Length
31.1 cm

Important information

Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.

See all specifications

Reviews (1)

Reviews

There are no verified reviews
  1. 1
  2. 4 stars
    0
  3. 3 stars
    0
  4. 2 stars
    0
  5. 1 star
    0
Review this product
  • soufras2016
    5
    8 out of 9 members found this review helpful
    This review is about the colour: Black

    Very high-quality speaker construction, and it also surpasses the amplifiers. But, really, what left me speechless is the sound it produces!!!! It is literally crystal clear no matter how loud I turn it up.
    And if we want the ultimate experience, we combine it with the SubW KC62!!!
    GOODBYE!

    Translated from Greek ·
    • Rich sound
    • Sound quality
    • Construction quality
    • Value for money
    • Ease of adjustment
    Did you find this review helpful?
  • Very high-quality speaker construction, and it also surpasses the amplifiers. But, really, what left me speechless is the sound it produces!!!! It is literally crystal clear no matter how loud I turn it up.
    And if we want the ultimate experience, we combine it with the SubW KC62!!!
    GOODBYE!

    Translated from Greek ·
    8
  • See all

Description & Specifications

Model: LS50 Wireless II

Driver Units:

  • Uni-Q Driver Array: LF: 130 mm (5.25 in.) aluminum cone
  • HF: 25 mm (1 in.) vented aluminum 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 (per speaker):

  • LF: Class D
  • HF: Class AB

Maximum SPL measured at 1m: 108 dB

Wireless Streaming Features:

  • AirPlay 2
  • Google Chromecast
  • ROON Ready (coming soon)
  • UPnP Compatible
  • Bluetooth 4.2

Streaming Services:

  • Spotify via Spotify Connect
  • Tidal via Tidal Connect
  • Amazon Music
  • Qobuz
  • Deezer
  • QQ Music via QPlay (coming soon)
  • Internet Radio
  • Podcast

Source Resolution:

  • Network up to 384kHz/24bit
  • Optical up to 96kHz/24bit
  • Coaxial up to 192kHz/24bit
  • HDMI up to 192kHz/24bit

Connection Between Speakers:

  • 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

Supported Format (network):

  • MQA
  • DSF: DSD64, DSD128, DSD256
  • DFF: DSD64

Dimensions (H x W x D): 305 x 200 x 311 mm

Weight (per set): 20.1kg

Power Input: 100 – 240VAC 50/60Hz

Power Consumption: 200W (operating power)

Primary Speaker:

  • Inputs: HDMI eARC, TOSLINK, Optical Digital, Coaxial, Analog 3.5mm, Aux, USB Type A (service), RJ45 Ethernet (network), RJ45 Ethernet (between speakers)
  • Output: RCA Subwoofer Output

Wi-Fi Network Standard: IEEE 802.11a/b/g/n/ac IPv4, IPv6

Wi-Fi Network Frequency Band: Dual-band 2.4 GHz / 5 GHz

Secondary Speaker:

  • Inputs: USB Type A (service), RJ45 Ethernet (between speakers)
  • Output: RCA Subwoofer Output

Manufacturer

Technical Specifications

Power (RMS)
760 W
Frequency Response
40 - 47000 Hz
Max SPL
108 dB
Driver Configuration
2 No of Drivers
Bass Driver
5.25

Main Specifications

Quantity
Pair
Weight
20.1 kg
Colour
White
Connectivity
Coaxial, Ethernet, Optical, RCA, USB-A, Bluetooth, HDMI

Dimensions

Height
30.5 cm
Width
20 cm
Length
31.1 cm

Important information

Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.

Reviews (1)

There are no verified reviews
  1. 1
  2. 4 stars
    0
  3. 3 stars
    0
  4. 2 stars
    0
  5. 1 star
    0
Review this product
  • soufras2016
    5
    8 out of 9 members found this review helpful
    This review is about the colour: Black

    Very high-quality speaker construction, and it also surpasses the amplifiers. But, really, what left me speechless is the sound it produces!!!! It is literally crystal clear no matter how loud I turn it up.
    And if we want the ultimate experience, we combine it with the SubW KC62!!!
    GOODBYE!

    Translated from Greek ·
    • Rich sound
    • Sound quality
    • Construction quality
    • Value for money
    • Ease of adjustment
    Did you find this review helpful?
  • Very high-quality speaker construction, and it also surpasses the amplifiers. But, really, what left me speechless is the sound it produces!!!! It is literally crystal clear no matter how loud I turn it up.
    And if we want the ultimate experience, we combine it with the SubW KC62!!!
    GOODBYE!

    Translated from Greek ·
    8
  • See all