One of the accessories of the image door phone  is a smart card, which is suitable for Ferbico card reader devices in such a way that when using Ferbico card reader panels, you can define up to 500 different cards for the device and use them as The title of smart keys used to open the door of the house or building. Ferbico tag cards  can be added to all Ferbico card reader products such as 2310, 2430 and 2700 Ferbico card panels. The door opener card  allows you to use these cards to open the entrance door of your building instead of using a key, but note that these cards are used with panels that can read cards. take For example, if the front door panel of your house is installed in models other than the mentioned models, you can add this feature to your device by purchasing a card reader module separately and adding it to the panel to open the door with a tag card. These cards can be used for large residential complexes, commercial complexes, hotels and generally any building with a high number of units. The special feature that distinguishes this card from other cards in the brands in the market is that if the card is lost or lost, it is not necessary to collect all the cards and redefine them for the device. The system can be intelligently deleted. He gives that card to the building manager or the owner. Another advantage of using these cards is their high reliability and non-copyability. Also, these door opener cards are good substitutes for keys and by bringing them close to the card reader modules, they can open the door of the building.