Features 2″ High Temperature Voice coil Reinforced paper cone Dual poly-cotton dampeners Stamped Cast basket Rubber gasket trim ring Large gauge compression terminals Protective magnet cover Specifications Structure 8” (20.3cm) Woofer Dynamic Power Handling 800 Watts Nominal Power Handling 400 Watts Impedance Dual 4Ω Voice Coil Parameters Resonant Frequency (fs) 41.702Hz D.C. Voice Coil Resistance (Re) 3.2Ω x 2 Mechanical Quality Factor (Qms) 2.230 Electrical Quality Factor (Qes) 0.447 Total Qua