Factory proximity 125kHz RFID card with TK4100 or
2021-5-30u2002·u2002125KHz LF EM4305 T5577 13.56MHz HF F08 RFID Tag Rewritable Keyfob with Keychain; ... Made of PVC/ABS Material US$ 0.02 - 1.5 Piece 100 Pieces Minimum Order ... Factory proximity 125kHz RFID card with TK4100 or EM4100 chip. 100 Pieces Minimum Order ( All Prices in USD ) ...
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