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4ohm 3W 40mm Bluetooth Loudspeaker Rubber Cone Speaker Low Frequency

4ohm 3W 40mm Bluetooth Loudspeaker Rubber Cone Speaker Low Frequency
Basic Info.Model NO.DXYD40N-22P-4ANoise0.01%Diameter40mmHeight18mmImpendence4ohmPower2WFrequency250-20kHzSpl85dBTrademar...

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