Summary: Type: coaxial speaker; The number of bands: 2; Power: 30 watts (nominal), 70 W (maximum); Sensitivity: 85 dB; Frequency range: 65 - 32000 Hz; Additional information: Impedance 4 Ohm. The steepness of the characteristics of the attenuation crossover: 12 dB. WOOFER cone is made of polypropylene. Suspension LF of butyl rubber. Titanium dome twe ...