Designed to provide surface-mount bass augmentation for new and existing background music systems. Features one 5.25″ (133 mm) woofer that delivers deep bass down to 40 Hz without audible distortion. – Low-frequency loudspeaker featuring one 5.25″ (133mm) woofer that delivers deep, non-localized bass down to 40 Hz without audible distortion. For surface-mount applications – Acoustimass speaker technology filters out audible distortion to deliver non-localized bass – Designed to work with the FreeSpace 3 surface and flush satellite speakers, or existing systems where additional bass reinforcement is desired – Module design allows parallel connection of multiple bass modules and can accommodate two or four FreeSpace 3 satellites per bass module – Selectable 70/100V or low impedance Applications – Retail stores – Restaurants and bars – Lobbies and conference rooms