palm microphone for walkie talkie used for securitSpeaker Size:Ø36mm Impedance :32Ω Frequency:380Hz - 14KHzRated Pwr:1.0WMicrophone Size:Ø9.7X6.5(mm)Sensitivity :-56±2dBDir
Two-way radio earphone/interphone headsetSize:Ø15mmImpedance :32ΩFrequency:20Hz - 20KHzRated Pwr:4mWMax input Pwr:10mWMicrophoneSize:Ø6.0X5.0(mm)Sensitivity :56±2d
throat-activated two-way radio earphone with acousSize:Ø10mmImpedance :32ΩFrequency:420Hz - 20KHzRated Pwr:10mWMax input Pwr:20mWSensitivity: 98dB + 4dBSound Pressure Level:102dB + 4dBMi
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