Summary: Type: subwoofer; Size: 30 cm (12 in.); The number of bands: 1; Power: 400 W (nominal), 1200 watts (maximum); Sensitivity: 92 dB; Frequency range: 20 Hz to 500 Hz; Impedance: 4 Ohm; Built-in amplifier: no; Housing: yes; Enclosure type: Band (Band-pass); Dimensions (WxHxD): 485x370x450 mm; Number of speakers: 1; Dimensions: 300 mm; Mater ...