Wharfedale SW-12 Subwoofer is part of the SW series of subwoofers that offer a level of performance previously unheard of in their class. Revolutionary drive units, amplifier modules and filter stages feature on every model. Audiophile Quality They strike the perfect balance between power and sound quality, offering remarkable sound pressure levels, yet retaining enough control to be considered audiophile in quality. The new range of SW subwoofers comes with a host of new features. They now come with Non-pressed paper cones for increase self-damping, improved transient impact and intern increased the structural rigidity of the cone itself. The center vents are copper lined to reduce the magnetic distortion and improve the heat dissipation. Great Aesthetics Still utilising the solid, well-engineered power amplifiers the SW subwoofers are optimised for high impact at low frequencies and are ideal for movies or music. With the various finishes to the cabinets - Rosewood, Walnut Pearl, White sandex and Blackwood Vinyl with High-gloss baffle – these subwoofers look great with matching floorstanding speakers. Added Weight The addition of a subwoofer will add weight and authority to any stereo system, extending the frequency response much further than conventional bass drivers. All SW models offer a phase adjustment for the additional matching of the sound. With Wharfedale subwoofers, the built-in amplifiers are engineered to provide a powerful response at these frequencies, while a continuously variable crossover provides seamless integration with the other speakers in the system.