4428 contact smart card

    This is a 4428 contactless smart card. A contactless smart card is one with an exposed chip on the outside, requiring it to be plugged into the device to be used. This type of smart card can store a large amount of information and has fast sensing speed. It is often used in parking lots, campus all-in-one cards, cafeterias, and other places.

    Cards with these chips are a bit more expensive than commonly used chips because they have larger storage capacity and faster sensing speeds. However, if there is a certain quantity, we will offer customers some discounts.

    Main specifications of the 4448 contact IC card: 256 bytes EEPROM, 32 protection bits, can write protection to the first 32 bytes of EEPROM, readable data without password; Password verification must be passed for card writing: 3-byte user password, password error count: 3 times. Temperature range: -35°C~70°C, at least 100,000 erase and write cycles, at least 10 years of data retention, secure password transmission and password byte protection.

    After reading these, don't you also want to make your own smart card? What are you still thinking? Quickly pick up your phone and dial the number below the card service website.