Summary: Type: component speakers; The number of bands: 2; Power: 75 W (nominal), 150 W (maximum); Sensitivity: 88 dB; Frequency range: 70 - 20,000 Hz; Additional information: Impedance 4 Ohm. Holder of the diffuser from stamped steel. WOOFER material diffuser: carbon-graphite-polypropylene. Ferrite magnet bass. Material suspension LF: "foam". Neody ...