Summary: Type: coaxial speaker; The number of bands: 2; Power: 50 W (nominal), 140 W (maximum); Sensitivity: 92 dB; Frequency range: 40 - 26000 Hz; Additional information: System magnet - Strontium/Neodymium. Woofer material - Polypropylene with titanium coating. Tweeter material - Mylar.; ...