Summary: Type: subwoofer; Size: 38 cm (15 in.); The number of bands: 1; Power: 2500 W (nominal); Frequency range: 25 - 100 Hz; Impedance: 2 Ohms; Built-in amplifier: no; Housing: yes; Enclosure type: Band (Band-pass); Dimensions (WxHxD): 930x500x540 mm; Number of speakers: 1; Dimensions: 380 mm; Type of winding: double; ...