Summary: Type: subwoofer; Size: 38 cm (15 in.); The number of bands: 1; Power: 400 W (nominal); Sensitivity: 85 dB; Frequency range: 26 - 1000 Hz; Impedance: 4 Ohm; Housing: no; Number of speakers: 1; Dimensions: 381 mm; Cone material: Kevlar; Material suspension: rubber; Basket: cast; Material basket: aluminium; ...