KEF iQ2C 2-Way Center Channel Speaker (Black Ash) (Discontinued by Manufacturer) Two-way bass reflex design; elegant black ash wood finish Drive units: 130mm (5-1/4 inch) Uni-Q, 19mm (3/4 inch) aluminum dome HF Frequency response: 70Hz - 40kHz Sensitivity (2.83V/1m): 89dB Dimensions (HxWxD): 6.5 x 16.4 x 8.7 inches