Summary: Type: subwoofer; The number of bands: 1; Power: 400 W (nominal); Sensitivity: 92 dB; Frequency range: 29 - 1000 Hz; Housing: no; Additional information: Passive subwoofer with unpressed paper cone and steel chrome frame. A suspension made from foam rubber. Strontium magnet weight 1.7 kg 2" 4-layer AVS voice coil.; ...