Description: 4 Blue Injection-Molded Polymica Cone Woofer 200 Watts Total Rated Power (100 Watt Each Speaker) Specially Treated Rubber Edge Suspension 30 oz. Magnet Structure 0.75'' High Temperature Aluminum Voice Coil 28mm PEI Dome Tweeter 180-Watts Max Power Sensitivity: 90 dB Frequency Response: 75Hz-20KHz Impedance: 4 Ohms Mounting Depth: 1.8'' 1 Year manufacturer warranty 4 Blue Injection-Molded Polymica Cone Woofer 200 Watts Total Rated Power (100 Watt Each Speaker) Specially Treated Rubber Edge Suspension 30 oz. Magnet Structure 0.75'' High Temperature Aluminum Voice Coil 28mm PEI Dome Tweeter 180-Watts Max Power Sensitivity: 90 dB Frequency Response: 75Hz-20KHz Impedance: 4 Ohms Mounting Depth: 1.8'' 1 Year manufacturer warranty ... more