These are 1346 Prox key compatibility with HI.D proximity card readers
Compatible 125khz card readers include: Proxpoint Plus, Thinline II, MiniProx, RP40, RP10, RPK40, RP15, Prox80, ProxPro, EntryProx 4045, Bosch ARD-AYJ12, Viking PRX-2 and many more.
Note:They are not IC/UID cards, NFC or EM4100/4102, TK4100 cards.
Not compatible with 13.56MHz frequencies reader .