Summary: Type: subwoofer; Size: 20 cm (8 in.); The number of bands: 1; Power: 100 W (nominal), 150 W (maximum); Sensitivity: 102 dB; Frequency range: 35 - 1000 Hz; Impedance: 4 Ohm; Built-in amplifier: no; Housing: yes; Dimensions: 200 mm; Type of winding: double; ...