Features 1.5″ (38.8mm) 4 Layer Voice Coil Weather-rated IMPP Cone with Rubber Surround High Output Optimization Ferrite Oxide Magnet Anti-resonant stamped steel basket with radial venting Specifications Dynamic Power Handling: 600 Watts Nominal Power Handling: 300 Watts Impedance: Dual 4Ω Voice Coil Resonant Frequency (fs): 32.3 Hz D.C. Voice Coil Resistance (Re): 2 x 4Ω Mechanical Quality Factor (Qms): 4.7 Electrical Quality Factor (Qes): 0.5 Total Quality Factor (Qts): 0.45 Equivalent Air Volu
