Mifare 4k s70 Classic card

     The MIFARE Class 4K contactless access card is based on NXP MF1 IC S70, which is connected to a coil with a few turns and then embedded into plastic to form the passive contactless smart card. The communication layer (MIFARE RF Interface) complies with the ISO/IEC14443A standard. It is contactless transmission of data and energy and no battery is needed.

     Mifare 4K s70 Classic/Access Card (NXP and compatible mifare 4k both available)
1. Chips: Mifare 4K
2. Dimension: CR80(85.5x54mm) or as customer's requirement
3. Frequency: 13.56MHz
4. Standard ISO14443A
5. EEPROM Size: 4 Kbyte
5. Material: PVC or ABS
6. Options: Signature panel, LOCO/HICO Magnetic Stripe, embossing letter and number, barcode, sequential numbering, Gold/Silver card, frosted card.
7. Application: Mifare 4K Access Card is widely used:
Public Transport: subway tickets, bus rfid ticket Access Control: payment membership card, time attendance, game ticket, Logistics, hotel management, transportation, library and campus, Parking lot system and Consuming system, anti-fake label, warehouse management, productioin line.

   Key Features
4 Kbyte EEPROM (3480 Byte free available)
Unique serial number (4 Byte and 7 Byte)
40 securely separated sectors supporting multi-application
32 sectors consist of 4 blocks with a length of 16 Byte: 8 sectors consist of 16 blocks with a length of 16 Byte, 2 x 48 bit keys per sector for key hierarchy.
Access conditions free configurable based on 2 keys
Number of single write operations: 100.000
Data retention: 10 years

     MIFARE interface platform consists of a few product lines, and the MIFARE 4k belongs to the MIFARE Classic family. The MIFARE 4k are fundamentally used for storing memories, yet a simple security mechanism divides the memories into segments. Therefore, this product family is ideal for high volume transactions like transport ticketing, time attendance solutions, car parking and loyalty programs.

* Oprfid.com is a professional RFID card and NFC tags manufacturer in China. We can provides many types of RFID cards, RFID tag and smart card with various frequency in different shapes. Any inquiry, please send email to info@oprfid.com, thanks!