Detailed Product Description Musical Subwoofer Speaker Specifications: Model HBYD130Impedance4 OhmsPower RMS30 WMax Power15 WSize130*46Fixe position (mm)82 x 82Level of Sound SPL88 dB (min)F0(Hz)90 HzFrenquency rangeF0-20KWeightCertificatesCE, FCC, UL, CSA,RoHSThis product PP cone and rubber surround, have a beauty appearance and good sound.Feature:(1)The Speaker Used on the door of car (2) ...