The Tang Band W3-1876S 3" subwoofer driver offers huge 5 mm Xmax capability and great sound quality in a tiny chassis. A compact yet powerful neodymium magnet system drives the 20 mm voice coil and patented injected polypropylene cone with Santoprene surround to impressively high bass output. The W3-1876S is suited for use in micro-sized home theater and multimedia audio systems.