KEF - Blade One Meta

KEF - Blade One Meta  (Pair) The World’s First Single Apparent Source Speaker The Blade One Meta speaker, now includes 12th generation Uni-Q® technology with MAT™. A bespoke driver array engineered to deliver pristine performance, and capable of raising Blade to new heights of performance. Featuring four 225mm (9 in.) force-cancelling bass drivers, Blade One Meta is the top model in the Blade series. Uncompromised Innovation Obsessed with sound quality and committed to bringing a superior listening experience, our engineers created the revolutionary Concept Blade to showcase KEF’s technology leadership and powers of innovation with no preconceptions and restrictions. Since then, we keep pushing the boundaries of HiFi to create the loudspeaker with the best possible sound. Engineered and handcrafted in UK Since 1961, we have been creating remarkable award-winning loudspeakers at our UK home in Maidstone, Kent. As our flagship HiFi speakers, Blade is still being designed, engineered, and handcrafted in Maidstone. Sold As A Pair Design Three-way bass reflex Single apparent source 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: 4 x 225 mm (9 in.) aluminium cone, force cancelling Frequency range free field (-6dB) 27Hz - 45kHz Frequency range typical in room bass response (-6dB) 20Hz Frequency response (±3dB) 35Hz - 35kHz Crossover frequency 350Hz, 2kHz Amplifier requirements 50-400W Sensitivity (2.83V/1m)  88dB Harmonic distortion 2nd and 3rd harmonics (90dB, 1m) <0.5% 40Hz - 100kHz <0.2% 200Hz - 2kHz <0.1% 2kHz - 20kHz Maximum output (SPL) (peak sound pressure level at 1m with pink noise) 117dB Impedance 4 Ω (min. 2.8 Ω) Weight 57.2 kg (126 lbs.) Dimensions - with plinth (H x W x D) 1590 x 363 x 540 mm (62.5 x 14.3 x 21.2 in.) Standard finishes Piano Black/Copper, Piano Black/Grey, Frosted Blue/Blue, Frosted Blue/Bronze, Charcoal Grey/Red, Charcoal Grey/Bronze, Racing Red/Grey, Arctic White/Champagne