Summary: Type: coaxial speaker; The number of bands: 2; Power: 135 watts (maximum); Sensitivity: 92 dB; Frequency range: 40 - 24000 Hz; Additional information: Woofer size 165 (6,5") mm 4-Ohm Impedance. System strontium magnet/neodymium. Woofer material polypropylene with titanium coating. Tweeter material Mylar.; ...