Price history on Walmart.com for
2Pcs 6mm x 5mm Capacitive Electret Microphone Pickup 48-66DB Sensitivity
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StandardWorkigVoltage : 3V;Current Consumption : 0.5mA(Maximum) Sensitivity : 48-66DB;Thickness : 5mm / 0.19 Directivity : Unidirectional;Color : Silver Tone Black Net Weight : 1g;Package Content : 2 x Electret Microphone
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