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SPK: Ф40 Mylar speaker
Impedance: 3215% Ohm
Sensitivity: 1084dB
Effective Freq.Band: 20Hz-20KHz
Rated input power: 10mW
Max.input power: 50mW
MIC: Ф6.0X5.0mm
Sensitivity: -522dB at 4.5V,2.2KΩ (0dB=1V/Pa,1KHz)
Directivity: Omnidirectional
Effective Freq. Band: 20Hz-20KHz
Max.operation voltage: 10V
Standard operation voltage: 4.5V
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