DUAL 4 OHM - SINGLE 4 OHM10" (270mm) SubwooferBlack paper cone with foam edge2.5"(65mm) voice coil (50oz)×2 Strontium magnetImpedance: 4ΩRated power: 500WMax.power: 1500WFrequency response: 30~1000HZSensitivity: 90dB
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