KEF Reference 1 Meta Bookshelf Speakers - Satin Walnut / Silver

Smart use of innovative KEF technology means that with Reference 1 you don't need a big cabinet to enjoy expansive, high-performance sound. 

The one standmount model in the Reference series could be the only loudspeaker you ever need. A three-way model boasting KEF’s 12th generation Uni-Q® driver array with MAT™, Reference 1 Meta is capable of delivering expansive, high-performance sound that goes way beyond what its relatively compact size would suggest was possible.

Specifications:
Design Three-way bass reflex
Drive units
Uni-Q driver array:
HF: 25 mm (1 in.) aluminium dome with MAT
MF: 125 mm (5 in.) aluminium cone
Bass units: LF: 165 mm (6.5 in.) aluminium cone
Frequency range free field (-6dB)
Short port: 40Hz -45kHz
Long port: 37Hz - 45kHz
Frequency range typical in room bass response (-6dB) 30Hz
Frequency response (±3dB) 45Hz – 35kHz
Crossover frequency 450 Hz, 2.1 kHz
Amplifier requirements 50 - 200W
Sensitivity (2.83V/1m) 85dB
Harmonic distortion 2nd & 3rd harmonics (90dB, 1m)
<0.5% 40Hz – 100kHz
<0.2% 200Hz – 2kHz
<0.1% 2kHz - 20kHz
Maximum output (peak sound pressure level at 1m with pink noise) 111dB
Impedance 4 Ω (min. 3.2 Ω)
Weight 18.2 kg (40.1 lbs.)
Dimensions (H x W x D)(with grille and terminal) 440 x 205 x 422 mm(17.3 x 8.1 x 16.6 in.)

: Reference 1 meta waln si