Tang Band W4-639SE - user opinions

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Tang Band W4-639SE

Summary: Type: Woofer; Size: 4"; RMS Power: 25 W; Max Power: 50 W; Sensitivity: 85 dB; Impedance: 8?©; DC resistance: 6 ?©; Frequency range: 70 - 7000 Hz; Resonant frequency: 70 Hz; Total Q factor: 0.47; Suspension equivalent air volume: 3.7 L; Maximum linear excursion: 3.2 mm; ...


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