active, 8" (20 cm), 50 W, 35 – 150 Hz, 4 ohm, sealed box, subsonic

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active, 11" (27 cm), 200 W, 30 – 150 Hz, 4 ohm, 84 dB, sealed box

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passive, 12" (30 cm), 250 W, 28 – 1000 Hz, 4 ohm, 90 dB, bass-reflex

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passive, 12" (30 cm), 500 W, 4 ohm, 87 dB, no enclosure

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active, 8" (20 cm), 125 W, 35 – 120 Hz, 4 ohm, 70 dB, sealed box

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passive, 10" (25 cm), 500 W, 30 – 800 Hz, 2 ohm, 92 dB, bass-reflex, 2 speakers

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active, 8" (20 cm), 32 – 400 Hz, 4 ohm, 92 dB, sealed box, radiator, subsonic

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passive, 12" (30 cm), 800 W, 30 – 500 Hz, 2 ohm, 92 dB, bass-reflex, 2 speakers

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passive, 6.75" (17 cm), 150 W, 30 – 700 Hz, 2 ohm, 85 dB, no enclosure

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passive, 8" (20 cm), 200 W, 40 – 250 Hz, 2 ohm, 84 dB, no enclosure

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passive, 8" (20 cm), 200 W, 40 – 250 Hz, 4 ohm, 84 dB, no enclosure

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active, 10" (25 cm), 450 W, 25 – 200 Hz, sealed box

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Powerbass PB-US62