ESB 9.6W Novemila Series 6.5 Inch High End Mid Woofer 180w RMS Pair9. 6W 6. 5" 165 mm Mid Woofer The pole cup, designed with magnetic flux analysis software, helps to achieve perfect and homogeneous saturation of the magnetic gap for the benefit of the voice coil stroke. Always immersed in constant magnetic flux, this reduces distortion and increases dynamics. Generously sized neodymium magnet: This very powerful magnet is made from a high temperature resistant neodymium and allows the size and bulk of the magnetic