30 cm (12")
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DD Audio 112a-D4 (30 cm, 250 WRMS, Double Bobine 4 Ohm)
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DD Audio 212e-D2 (30 cm, 350 WRMS, Double Bobine 2 Ohm)
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DD Audio 212e-D4 (30 cm, 350 WRMS, Double Bobine 4 Ohm)
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Deaf Bonce Machete ML-12SD2 (30 cm, 300 W RMS, Double 2 Ohms)
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Reiss RS-HK12D4 (30 cm, 450 WRMS, Double Bobine 4 Ohm)
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Reiss RS-KM12.D2 (30 cm, 1500 WRMS, Double Bobine 1.8 Ohm)
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Reiss RS-KM12.D4 (30 cm, 1500 WRMS, Double Bobine 3.6 Ohm)
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Reiss RS-UX12 (30 cm, 250 WRMS, Simple Bobine 4 Ohm)