7 Byte UID Changeable 4K S70 Magic Mifare Card

$4.79

Mifare Classic S70 4K Card with 7 Byte Writable UID. The RFID Readers that support on this card: ACR122U, iCopy-X and Proxmark3 X.

7 Byte UID Changeable 4K S70 Magic Mifare Card

$4.79

This is the UID changeable Mifare Classic 4k size key fob.

The UID can be modified ONLY with an external device (ACR122U, Proxmark3 X and iCopy-X devices).

The UID cannot be changed with NFC on Android or iOS devices.

Command to Change UID

By Proxmark3 X or iCopy-XS

hf mf gen3uid --uid 11223344556677

By ACR122U

Windows Program Download Link: PCSC_Mifare_Secure.

Notice: Google Drive may recognize the PCSC Mifare Secure program as a virus cause it can detect the USB devices which it’s necessary to connect the reader. Absolutely it’s a clean and powerful program. Download the zip file with the browser on PC.

Basic Attributes

Backdoor Command

UID Length

Specifications

UID Changeable

Yes (Backdoor Command)

Protocol

ISO14443A

Environmental Performance

Working Temperature

-20°C-70°C

Backdoor Command

UID Changeable

Yes (Backdoor Command)

Working Temperature

-20°C-70°C

Protocol

ISO14443A

UID Length

Q & A

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