Summary: Type: subwoofer; Size: 25 cm (10 in.); The number of bands: 1; Power: 300 W (nominal), 600 watts (maximum); Sensitivity: 93 dB; Frequency range: 20 Hz to 500 Hz; Impedance: 4 Ohm; Built-in amplifier: no; Housing: yes; Enclosure type: Band (Band-pass); Number of speakers: 2; Dimensions: 250 mm; ...