SainSmart Contactless 125kHz EM4100 RFID Proximity ID Smart Entry Access Card (Pack of 30)
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<b>[Product Information]</b><br>
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<li>Material : Plastic, PVC</li>
<li>Standard : TK4100</li>
<li>Reader Distance : 5-12mm</li>
<li>Contactless transmission of data</li>
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