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of Wired Wireless Dual-purpose microphone 2-in -1 308 wireless microphone conference speech karaoke

System SpecificationsAudio frequency response 80~10000HzDynamic range ≥60dBSystem Distortion ≤1%Sign..

$2.95

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Collar microphone microphone teacher tour guide interview performance speech headset loudspeaker microphone

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$0.34

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Collar microphone microphone teacher tour guide interview performance speech headset loudspeaker microphone

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$0.28

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Mini condenser microphone collar clip microphone microphone loudspeaker sound card teaching speech tour guide interview headset

Product advantages:Wire: 1.5 meters longMi head: Mi core is not easy to produce howling, clear voice..

$0.31

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Wireless collar clip microphone one drag two stage teacher tour guide power amplifier stereo head speech microphone

黑色（一拖一）领夹款或头戴款 产品包装参数： 产品重量：0.6KG 包装尺寸：30*20*6.5CM      装箱尺寸：62.5*32*40.5CM 装箱数：20PCS/箱 重量：13KG/箱..

$7.85

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