Polk Audio DB 840 DVC - user opinions

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Summary: Type: subwoofer; Size: 20 cm (8 in.); The number of bands: 1; Power: 180 W (nominal), 360 W (maximum); Sensitivity: 85 dB; Frequency range: 30 - 200 Hz; Impedance: 4 Ohm; Housing: no; Recommended housing: closed box, vented, Band (Band-pass); Number of speakers: 1; Dimensions: 203 mm; Cone material: polymer-composite materials; Material ...

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Polk Audio DB 840

Type: subwoofer; Size: 20 cm (8 in.); The number of bands: 1; Power: 180 W (nominal), 380 watts (maximum); Sensitivity: 85 dB; Frequency range: 30 - 200 Hz; Impedance: 4 Ohm; Housing: no; Numb...

Polk Audio DB461

Type: coaxial speaker; Size: oval 10x16 cm (4x6 inch.); The number of bands: 2; Power: 40 W (typical), 120 watts (maximum); Sensitivity: 91 dB; Frequency range: 75 - 22000 Hz; Impedance: 4 Ohm;...

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