Car trumpet horn 12V and 24VDC CE,CCC.CQC OEM Car trumpet hornTungsten contact pint, 100% copper material.Specification Voltage(V)12VDC,24VDCCurrent(A)≤ 4.5Frequency(Hz)H=510 ± 20 , L=410 ± 20Sound level(A)105-118dBDiameter(mm)Φ 95ApplicationUniversalPacking40 sets/carton Car trumpet horn