Williams Sound EAR 041 Single In-Ear Mini Isolation Earphone, Fits in the outer part of the ear, Can be used with all Williams Sound receivers and Pocketalkers, 5mW Max Power Input
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<b>[Product Information]</b><br>
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<li>Fits in the outer part of the ear</li>
<li>Can be used with all Williams Sound receivers and Pocketalkers</li>
<li>Nominal Impedance 16Ω</li>
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