Speaker,Car Speaker,audio speaker,loudspeaker,mylar speaker,micro speaker,mini speakers,water-proof speaker with RoHS Rated Impedance:4\8\16\32\64\100\150(±15%)ΩRated(Max.)Power:0.25(0.3)WResonance Freq.(fo):700±20%(Hz)Rated Freq.Range:fo-8000HzSound Pressure Level:85±3db speaker 34