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computer microphonevery light and conveniencecompetitive price with high qualitygood deliverycan provided OEM Sensitivity:-54 dB±3Db
Directivity: omnidirectional
Sensitity reduction : within -3db at 1.5V
Operation voltage: 4.5V
Frequency response:100-5,000HZ
S/N Ratio: more than 60db
Plug diameter: Φ3.5mm
computer 's microphone