ESB Novemila Series 9.3M 3 Inch High End Cone Midrange Speaker 110w RMS Pair9. 3M 3" 75 mm High End Cone Midrange The magnet pole yoke, designed with magnetic flux analysis software, helps to achieve perfect and homogeneous saturation of the magnetic gap for the benefit of a coil stroke and reduction of distortion and increased dynamics. Large neodymium magnet. This neodymium high temperature resistant magnet is one of the most powerful motor magnet structures for this size car audio midrange driver. It is made from a high