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6.6毫米磁声换能器,为1.5 V , PC安装,启封 6.6mm magnetic sound transducer, 1.5V, pc mount, unsealed |
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9毫米声磁传感器/方港口或1.5V ,电路板贴装 9mm magnetic sound transducer w/ side port, 1.5V, PCB mount |
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9毫米磁性声音传感器或1.5V ,电路板贴装 9mm magnetic sound transducer, 1.5V, PCB mount |
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12毫米声磁传感器/方港口或1.5V ,电路板贴装 12mm magnetic sound transducer w/ side port, 1.5V, PCB Mount |
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16毫米磁音频指标,充电器,印刷电路板安装密封 16mm magnetic audio indicator, 6V, PCB Mount sealed |
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16毫米磁音频指标, 12V的,印刷电路板安装密封 16mm magnetic audio indicator, 12V, PCB Mount sealed |







