Features High Temperature Voice Coil 120 oz. Ceramic Ferrite Magnet ( EWX8D2/8D4 Only ) 145 oz. Ceramic Ferrite Magnet High Grade Low Carbon Steel Top & Bottom Plate Design to optimize SPL Performance 1.5” High Roll Foam Surround Large Gauge Push Button Speaker Terminals Available in Dual 2Ω or Dual 4Ω Voice Coil Specifications Structure 8” (220 mm) Max Power 1500 Watts Nominal Power 600 Watts Impedance Dual 2Ω Voice Coil PARAMETERS Resonant Frequency (fs) 49.591 Hz D.C. Voice Coil Resistance (R