Owner's Manual

1
Specifications
ENG
Wireless performance depends on many factors, including network traffic, distance from access point, room
materials and construction, interference and other adverse conditions.
For further information and troubleshooting, please visit the KEF website: KEF.COM
KEF reserves the right, in line with continuous research and development, to amend or change specifications
without prior notice. E. & O.E
Model LSX
Type Wireless speaker
Drive units Uni-Q driver array:
HF: 19mm (0.75in.) aluminium dome
LF/MF: 115mm (4.5in.) magnesium/aluminium alloy cone
Frequency Range (-6dB)
Measured at 85dB/1m
49Hz - 47kHz (More bass extension)
52Hz - 47kHz (Standard)
55Hz - 47kHz (Less bass extension)
Depending on speaker settings
Frequency Response (±3dB)
Measured at 85dB/1m
54Hz - 28kHz (More bass extension)
59Hz - 28kHz (Standard)
69Hz - 28kHz (Less bass extension)
Depending on speaker settings
Power Input 100 – 240VAC 50/60Hz
Amplifier Output Power LF: 70W HF: 30W
Max SPL 102dB
Dimension (HWD) 240 x 155 x 180 mm (9.5 x 6.1 x 7.1 in.)
Resolution Support up to 192kHz/ 24bit
Depending on source resolution
Master and Slave speaker
Connection:
Wireless: Propriety 2.4GHz
Wired: RJ45 Ethernet
Depending on connection settings
Master Speaker Slave Speaker
Inputs 2.4GHz/5GHz Dual-band Wi-Fi network
Bluetooth 4.2 with aptX® codec
TOSLINK Optical
3.5mm Auxiliary Input
RJ45 Ethernet (For network)
Not Applicable
Output Subwoofer output
5V2A DC Output
Not Applicable
Wi-Fi Network Standard IEEE 802.11a/b/g/n Not Applicable
Wi-Fi Network Frequency Band Dual-band 2.4GHz/ 5 GHz Not Applicable
Bluetooth Range 10m Not Applicable
Bluetooth Memory 8 devices Not Applicable
Bluetooth Frequency 2.402GHz - 2.48GHz Not Applicable
Bluetooth Power 2.5mW (Bluetooth Class 2 Device) Not Applicable
Weight 3.6kg (7.9lbs) 3.5kg (7.7lbs)
Spec_approbation_06-20180711.indd 1 2018/7/11 9:51:50
-