700184001 UTC Fire & Security GE Security ISO ProxLite Access Cards MIFARE / Prox Card.  This is for a package of 50 cards, not 50 boxes of 200 cards.

Part No.  1431LGGNNM
Format:  H50058
Company:  121

Please purchase exactly knowing what it is.

S/H for lower 48 states by ground shipping is free.