Electrimax - Indicator Keychain 125 Khz Proximity 40 CARD Proximity 125 Khz Card General Features: Operating frequency with Indicator: 125 KHz Proximity Cards Proximity is the name given to a technology used in access control systems.

It is also called approach technology.

Proximity card, on the other hand, is a smart card that can be used without contact with a frequency of 125 Khz, also called proxy, proximity card, used in access systems.

This card, which can be thermal printed both on the front and back with proximity card printers, has a very low cost and can be used safely for years.

These cards are very durable and do not break easily.

Your staff or people who will use the card will be able to easily and quickly switch with these cards without taking them out of their bag and wallet.