Tivoli Audio Model Subwoofer, Cherry/Metallic Taupe (Discontinued by Manufacturer) Matching high-performance subwoofer for Tivoli Model Two and Model Three table radios Extends the bass response of Tivoli radios by full half octave 5-1/4-inch, long-throw, large-magnet driver and built-in 20-watt amplifier Attractive cherry wood cabinet with front-ported design projects rich, deep bass Measures 9.5 x 6.5 x 6.31 inches (W x H x D); 1-year warranty