Features 1" Aluminum dome tweeter with optimized off-axis frequency responseInjection molded PP composite midrange Cone with rubber surround 1.25" oversized midrange voice coil with enhanced thermal capacity Optimized frequency bandwidth design Forged motor plates with linear gauss geometry Ferrite oxide magnet with optimized motor force Stamp cast steel basket Onboard 12db crossover Specifications Max power : 240 Watts Nominal Power Handling : 80 Watts Frequency Response: 45Hz - 20KHz Impedance