 | AAC Acoustic Technologies (Shenzhen) Co., Ltd | | Product Detail | Microphone | Description: | Product Class : Speaker|Buzzer|Receiver·Earphone Speaker Sensitivity : -47 4dB Operating Voltage : 2.0V Output Impedance : Max. 2.2k Directivity : Unidirectional Current Consumption : Max. 500 A S/N Ratio(A) : Min. 58dB Decreasing Voltage Characteristic : Max. -3dB (Vs=2.0-1.5V) Working Temperature Range : -30ºC~+70ºC Storage Temperature Range : -40ºC~+85ºC |  |
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