POSTPORTIMPEDANCE: Zr:270 +(750 //150nF) Zsl:82 +(600 //68nF)Insertionloss: 1kHz 1dBAttenuatiom: 32k--2208KHz 55dB UnbalanceAboutEarthVoiceband: 50Hz--600Hz 46dB 600Hz--3400Hz 53dB 3400Hz--4000Hz 46dBDCLoopcurrent: 80mA DCresistance: 25 ReturnlossZr: 300Hz--3400Hz 12dB 3400Hz--4000Hz 8dBInsulationresistancewith100Vdc中性外壳.可按客户要求丝印型号PCB部分图:内包装参考图:外包装参考图:类似产品图: