All Comparisons
Down4sound PRO-FAB Birch FLAT PACK 12 | 1 12 Sub Box | DIY 12-Inch Ported Subwoofer Enclosure Box
Down4Sound
$139.99
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VA1-4000D | 4000W Class D 1 Channel Car Subwoofer Amp, Monoblock Amplifier
Power Acoustik
$108.79
View ProductSubwoofer Spec Comparison
| Parameter | Down4sound PRO-FAB Birch FLAT PACK 12 | 1 12 Sub Box | DIY 12-Inch Ported Subwoofer Enclosure Box | VA1-4000D | 4000W Class D 1 Channel Car Subwoofer Amp, Monoblock Amplifier |
|---|---|---|
| Electromechanical | ||
| Fs (Resonant Frequency) | 32 Hz | — |
| Physical / Acoustic | ||
| Vas (Eq. Compliance) | 68 L | — |
| Sd (Cone Area) | 165.1 cm² | — |