Polk Audio Monitor 70 AM7025-B 3-Way Floorstanding Speaker (Single, Black) Single 3-way floorstanding speaker that delivers incredible sound at a reasonable price Equipped with four 6.5-inch bi-laminate composite dynamic-balance drivers Equipped with one 1-inch silk polymer-composite dynamic-balance dome tweeter All MDF construction with 0.75-inch-thick baffles and extensive cabinet bracing ensure resonance-free enclosures Magnetic shielding allows safe placement next to TVs and video monitors