Amazon.com: YIQing 20pcs RFID 125KHz Proximity ID
Buy YIQing 20pcs RFID 125KHz Proximity ID Thick Card Compatible with EM4100 TK4100 (1.8mm) with UID Series Number for Access Control System, Key Card, Membership Card (Read only and not rewriteable): Home Security Systems - Amazon.com FREE DELIVERY possible on eligible purchases
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