MSUB15 15" Touring Sub Bass Woofer BlackMeasuring 531mm wide x 434mm high x 704mm deep and weighing 40Kg, the MSUB15 is the same width as the GEO M10 main cabinet, and 50% higher. Cabinets are constructed from Baltic birch ply with large composite bumpers on the corners, and feature integral rigging. Employing a single 15 diameter 3 voice coil Neodymium driver in a high efficiency band pass cabinet design with a quadratic shaped profiled port, the MSUB15 can be deployed in Omni or Cardioid