電聲特性(ELECTRO-ACOUSTICCHARACTERISTICS)？3.1額定阻抗(RatedImpedance):16Ω±15%(AT1.6KHz,1.0Vrms)3.2額定輸入功率(RatedInputPower)0.25Watt(At2.0Vrmswhitenoise96Hours)3.3 輸入功率(Max.InputPower)0.5Watt3.4 共振頻率(ResonantFrequency)850Hz±20%3.5輸出音壓(OutputS.P.L)83±3dB(0.5Watt,Averageat400,800,1000,2000Hz)3.6實效頻率範圍(FrequencyRange)Fo~18kHz(ByOutputS.P.L.–10dB)3.7失真率(Distortion)Lessthan5%(At1.6KHz,2.0Vrms)3.8工作溫度(OperatingTemperature)-25℃~+50℃3.9儲存溫度(Storagetemperature)-25℃~+55℃4.0磁鐵的尺寸(Thesizeofthemagnet)16*7*3MM