The KEF Q9c is a high-performance, passive center-channel speaker released in the early 2000s as part of KEF’s acclaimed Q Series. It’s engineered to deliver clear, detailed dialogue and excellent midrange presence in home theater setups. Specifications: System type 2-way Enclosure type Bass reflex Frequency range ± 3dB 50 - 27000 Hz Nominal impedance 8 Ohm Amplifier requirements 15 - 120 W Sensitivity (2.83V/1m) 91 dB Maximum external power (SPL) 111 dB Woofer 165 mm (6.5") Uni-Q with 19 mm (3/4") HF Dimensions (H x W x D) 200 x 480 x 270 mm / 7.87 x 18.9 x 10.63 inches. Weight 6.2 kg / 13.2 lbs.