OFFICIAL REFERENCE SPECIMEN : KEF
DISPATCH PROTOCOL:Insured White-Glove LTL
FACTORY WARRANTY:Multi-Year Direct Coverage
RESIDENTIAL AUDITION:30-Day Evaluation Window
KEF/SKU: EXT-KEF-R11META/MPN: R11-META-PR
KEF R11 Meta 3-Way Floorstanding Tower Speakers (Pair)
5.0 / 5.0•46 Verified Client Reviews•Factory Benchmark
Reference Valuation
Factory Direct Stock$6,499.98$6,999.00
Dispatched via dedicated freight carrier with scheduled liftgate handling (3 to 5 business days).
Architectural Engineering Summary
The flagship of KEF's R Series. Incorporates Metamaterial Absorption Technology (MAT)—a maze-like structure absorbing 99% of unwanted high-frequency distortion from the rear of the tweeter—flanked by four hybrid aluminum bass drivers for visceral authority.
Laboratory Verified Specifications
- Uni-Q Driver Array:
- 1" Vented Aluminium Dome with MAT + 5" Aluminium Cone Mid
- Bass Transducers:
- Quad 6.5" (165mm) Hybrid Aluminium Cones
- Frequency Range:
- 30Hz – 50kHz (-6dB)
- Harmonic Distortion:
- < 0.5% 120Hz – 20kHz (90dB/1m)
- Sensitivity:
- 90dB (2.83V/1m)