Cambridge AERO 6 Floorstanding Loudspeaker with two 6.5-Inch Woofers and 2.25-Inch BMR Driver - Each (Walnut) Sold Individually, to order a pair add 2 to your cart Delivers sumptuous and accurate bass without sacrificing any detail in the top end BMR the driver construction nets more room-filling sound Dimensions (WHD): 9.4&quot; x 38.6&quot; x 13.3&quot; Detect fantastically clear, natural, and coherent sonics Outfitted with a 2.25&quot; BMR (Balanced Mode Radiator) driver and two high-power 6.5&quot; conventional cone woofers