System: 6.5" 3-Way Coaxial Speaker Tweeter: 30 mm PEI cone tweeter Magnet: 10 oz Voice Coil: 1" Impedance: 4 Ohms Power: 80 Watts RMS , 200 Watts Peak Frequency Response: 65Hz - 24k Hz Sensitivity: 90dB/M.W Carton: 56*43*41.5 CM Qty./Ctn.:10 pairs