Powered subwoofer 200-millimeter (8-inch) long throw bass driver and a 200-millimeter (8-inch) active bass reflex (ABR) driver 150-watt class D built-in amplifier

Standing toe-to-toe with the finest speakers in the world, the flagship SVS Ultra Tower is a reference floorstanding speaker built without compromise for the most discerning audio fans. Dual opposing 8-inch woofers command a room with deep, articulate bass while the innovative driver design, premium materials and optimized cabinet geometry combine to convey incredible resolution, absolute transparency, and crisp, powerful dynamics. "The SVS Ultra Tower speaker came as close to earning a perfect 10 as any other speaker we've heard in its price class. For our money, this is the speaker to beat for years to come!" -DigitalTrends SVS Ultra Tower speakers feature a proprietary SVS ForceFactor woofer array with two 8-inch drivers horizontally opposed at the base of the speaker for room-filling low-frequency output. Because of the unique shape of the cabinet, each of the woofers fires in a different direction resulting in deep, effortless and accurate bass throughout the listening area. Complementing the unique woofer design are a pair of 6.5-inch midrange drivers made with composite glass-fiber cones that yield excellent s