awa leo 3.5mmʻO ka pahu pepeiao PlasticʻO ke anawaena o ka leo leo Φ14.2mmʻO ka pae hoʻopalekana 16Ω±10%ʻO ka laulā pinepine 20Hz ~ 20KHzʻIke ʻia 101dB ma 1KHzKa helu maʻamau 3mWLaki hookomo 5mWʻO ka lōʻihi o ka pepeiao 1.2 mika