
RFID Key Fob
RFID key fob with TK4100 chip, 125kHz frequency, designed for access control, parking systems, and identification. Custom RFID keychain manufacturer supporting OEM, bulk orders, and data pre-loading.

RFID key fob with TK4100 chip, 125kHz frequency, designed for access control, parking systems, and identification. Custom RFID keychain manufacturer supporting OEM, bulk orders, and data pre-loading.
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