NFC products from NFC21 delivery: 5 PVC NFC Tag Cards (85mm x 54mm) in white. NFC chip/ memory: NFC NXP DESFire EV1 4K / NFC Forum Typ 4 write/ encoding: NFC tags with NXP DESFire EV1 4K can be rewritten up to 500,000 times. write-protection: A write protection can be set, but can not be canceled. unique Serialnumber (UID): The NXP DESFire EV1 4K contains a unique 7-byte UID (serial number). compatibility: The NXP DESFire EV1 4K (NFC Forum Type 4) is compatible with all nfc-enabled smartphones / tablets. quality control: Quality assurance through our own technical department. customer service: We will be glad to assist you after the purchase. Applications with the NXP DESFire EV1 4K / NFC Forum Typ 4: Electronic locking systems: Chipset must be compatible with the locking system. smartphone settings: Change smartphone properties (e.g. WLAN or Bluetooth on/off). data security: DESFire EV1 chipset provides a 3DES and AES128 encryption. Large storage capacity:4K memory is available. NFC21 GmbH - NFC-Tag-Shop If you are interested in Near Field Communication (NFC), you ended up on the right website. We run one of the largest NFC-focused online shops in Germany All current products contain high-quality chips from the leading chipset producer NXP NXP. We deliver fast and worldwide through our own shipping or Amazon Prime If you need help, you can contact us at any time by e-mail or telephone
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