26-Bit Wiegand Key Ring Fob. The PROXCARD and PROXCARD-ISO are non-contact security cards that can be placed in front of a PROX-1, 2, 3, HID-2 or any 125KHz HID compatible proximity card reader to allow entrance into a secured area. The PROXCARD is a clam shell card made made from 0.070in thick plastic to resist bending and folding. A slot is provided at one end to allow a lanyard to be added for creating a dog tag style neck strap. The PROXCARD-ISO is a thin 0.032in thick flexible ISO style proximity card. Much like a credit card, the PROXCARD-ISO is perfect for storing in your wallet. The PROX-FOB is a proximity key ring fob with brass eyelet designed to attach to a key chain or necklace. The PROX-FOB s compact size is only 1.5in x 1.2in x 0.15in making it one of the smallest available. The cards and fobs are pre-programmed with a standard 26 bit Wiegand format consisting of a three digit facility code and a five-digit card number. The range of facility codes is from 2 to 254, and the card numbers range from 1 to 65,534. The actual card number can be printed on a label and placed on the back of each card for easy reference, or the card number can be offset by a fixed value for security purposes. When ordering, the quantity, facility code, and starting card number along with the card number printing must be specified. Applications Use with Viking PROX-1, PROX-2, PROX-3, HID-2 or any HID compatible 125KHz 26 bit Wiegand proximity card reader Applications include: apartment entry, building security and secured offices Features Industry standard 125KHz RFID technology 26 bit Wiegand format Non-contact reading for long life Use with the Viking PROX-1, 2, 3, HID-2 or any HID compatible proximity card reader PROXCARD is a durable 0.070 thick plastic card with a slot for neck strap PROXCARD-ISO is a thin 0.032 thick flexible ISO style card PROXFOB is a durable key ring fob with a IP67 rating allowing it to even withstand the washing machine Up to 253 facility codes and 65,534 card numbers available Cannot be erased by a magnet.