Price Match Guarantee KEF R5 Meta Floor-Standing Speaker (Each) The slim and elegant R5 Meta is compact, but it is more than capable of delivering detailed sound and deep, clean bass. It boasts the 12th generation Uni-Q driver array with MAT and two 5.25" hybrid aluminum bass drivers. It can work as a stereo pair or as surround speakers as part of an R Series home theatre system. (Sold as Each) Product Highlights: 3-way design 1" vented aluminum dome tweeter with MAT absorber KEF's exclusive MAT (Metamaterial Absorption Technology ) absorbs 99% of the unwanted sound coming from the rear of the tweeter, for clearer, more natural performance 5" aluminum cone midrange driver Tweeter and midrange use KEF's Uni-Q technology, with tweeter in center of midrange driver Creates a large listening "sweet spot" in your room Two 5-1/4" hybrid aluminum cone woofers Frequency response: 52-28,000 Hz (±3 dB) Sensitivity: 87 dB Impedance: 4 ohms Recommended amplifier power: 15-200 watts Bass-reflex cabi