Centerfrequency(KHz)40KHz 1.0KHzTransmitting Sound Pressurs Level(dB) 100dB(30cm/10Vrms Sine Wave)Receive Sensitive(dB) -82dB/v/ bar(0dB=V/Pa)-6dB Directivity(deg)70 10 Ringing 1.2msFunctionTransmitter/ReceiveCapacitance(pF)2000 15%at 1.0KHzAllowable Input Voltage(Vp-p)150(40KHz)Operating Temperature(℃)-40~+80℃Storage Temperature(℃)-40~+85℃Metals of caseAluminum/PlasticsTerminalConnectorWeight(g)46.0gLength(mm)2500 20mmColorBlack■