Summary: Type: subwoofer; Size: 30 cm (12 in.); The number of bands: 1; Power: 900 W (nominal), 1800 watts (maximum); Sensitivity: 96 dB (W/m); Frequency range: 23 - 3000 Hz; Impedance: 4 Ohm; Housing: no; Number of speakers: 1; Dimensions: 305 mm; Mounting depth: 136 mm; Type of winding: double; ...