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Polk Audio RTI A9 Floorstanding Speaker (Single Cherry)
Single real wood floorstanding speaker with all MDF construction and resonance-free enclosures Equipped with dual 525-inch polymer composite cone drivers and three 7-inch polymer composite subwoofers Features Power Port technology to reduce chuffing or port noise Equipped with one 1-inch silkpolymer composite dome tweeter Features a neodynium magnet low viscosity ferro-fluid cooling and a heat sink on the back of the magnet
