| Customization: | Available |
|---|---|
| Frequency Range: | Audio |
| Frequency: | Audio |
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battery capacity: 9000mAH/3.7V
Charging voltage: 5V/1000mA
stand-by current: 10mA
Shutdown current: 20uA
Antirecording : 120DB/30cm(max)
Antirecording direction: 300°(max)
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