Summary: Type: subwoofer; Size: 30 cm (12 in.); The number of bands: 1; Power: 400 W (nominal), 1600 watts (maximum); Sensitivity: 97 dB (2.83 V/m); Frequency range: 23 - 200 Hz; Impedance: 4 Ohm; Housing: no; Number of speakers: 1; Dimensions: 305 mm; Cone material: paper impregnated with Kevlar; Mounting depth: 149 mm; Type of winding: double ...