KEF

KEF

Refrence 8B Subwoofer

LS60 Wireless Lotus Edition

Home Theatre Speaker Specification

Home Theatre Speaker Specification

Dynamic

Dynamic

2 X 225 mm

Uni-Q Driver Array
MF : 100 mm Aluminum Cone
Uni-Core Force Cancelling Driver LF : 4 X 135 mm
HF : 19 mm Vented Aluminum Dome With Metamaterial Absorption Technology

NA

NA

NA

111 dB

Variable Frequency 40Hz - 160Hz
Frequency Range Free Field ( -6dB ): 18Hz
Frequency Response : ( ±3dB )24Hz At 90dB Output In Free-Space Mode

Frequency Range ( -6dB ): 26 Hz - 36 kHz

Frequency Response ( ±3dB ): 31 Hz - 24 kHz

AC 100V - 120V / 220V - 240V ~50/60Hz

AC 100 – 240 V 50 / 60 Hz

2 X 500 W ( RMS ) Class D
Internal Volume 23L

LF : 500 W ( RMS ) Class D
MF : 100 W ( RMS ) Class D
HF : 100 W ( RMS ) Class AB

110dB

116 dB

No

Yes

34 Kg

62.4 Kg

Speaker : 398 mm X 365 mm X 429 mm

With Plinth : 1090 mm X 212 mm X 394 mm
Without Plinth 1042 mm X 130 mm X 321 mm

Black

Green

KEF Reference 8B Subwoofer
Power Cable
Product Manual

KEF LS60 Wireless Lotus Edition Home Theatre Speaker
Power Cords
Remote Control
Quick Start Guide
Interspeaker Cable
Optional Floor Spikes
Warranty & Safety Information

LF Drive Unit : Equipped with 2 x 225 mm (9in.) low-frequency drive units, the subwoofer delivers powerful and impactful bass.
Maximum Output : Capable of reaching a maximum output of 110dB at 1m and 50Hz, providing a dynamic and immersive bass experience.
Low Pass Filter : Features a variable low pass filter with a frequency range from 40Hz to 160Hz, allowing users to customize the crossover point.
Frequency Response : The frequency response at 90dB output in free-space mode is ±3dB from 24Hz, ensuring accurate and balanced bass reproduction.
Amplifier : Powered by 2 x 500W Class D amplifiers with a switched mode power supply and DSP-based control section, delivering efficient and controlled power.
Inputs & Connectivity: Provides versatile connectivity options with analog XLR socket, speaker level inputs, and a link out via RCA phono socket. The subwoofer’s net internal volume is 23L.

PCM up to 24bit/384kHz, DSD and MQA.
Music Integrity Engine for rich, full-bodied sound.
Wireless both from source and between the speakers.
Design by Michael Young and KEF Product Design team.
Personalised listening experience via KEF Connect app.
Single Apparent Source technology for coherent, immersive sound.
Plays all major music services and supports all major audio formats.
System power of 700 W with dedicated amplifiers for HF, MF and LF.
4 X 135 Uni-Core force-cancelling drivers to maximise bass performance.
Comprehensive connectivity including WiFi, Bluetooth, HDMI eARC, Optical, Coaxial, RCA.
12th Generation Uni-Q with Metamaterial Absorption Technology ( MATâ„¢ ) for exceptional acoustic accuracy.