Specifications:_x000D_
Speaker:27 mm Dynamic type
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Impedance:32 ohms
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Sensitivity:101 dB±4 dB
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Frequency:100~15000Hz
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Max.input power:100mw
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Microphone:condenser type
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Polar pattern:Omni-directional
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Sensitivity:-62dB±3dB
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Frequency:50~16000Hz
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Weight:125g
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Cord length:6 feet(1.8m)
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Connector:3.5 mm stereo plug x2_x000D_
Applications:_x000D_
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Internet Phone,Video Conferencing,Interactive Games,Speed Recognition,Multimedia Application and Language Laboratories