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UID Changeable S50 China Mifare Key Fob
$2.00 – $18.75
UID and UFUID types have backdoor command support to change the UID.
CUID type can be changed with all NFC devices.
There are 3 types of UID Changeable S50 China Mifare Key Fob, CUID Key Fob, UID Key Fob, UFUID Key Fob. The main difference is the method of changing UID and backdoor commands support.
Specification
| Chip | Genuine Mifare 1K |
| Size | 85.5 x 54 x 0.8mm |
| Frequency | 13.56MHz |
| Protocol | ISO14443A |
| Memory | 1024 bytes |
| Material | PVC |
| Operating temperature | -20 ~65 ℃ |
| Writing Cycle | ≥100,000 times |
Ordinary card VS Chinese magic card
How to clone card to CUID card on Android?
The block 0 of the CUID card is changeable, so you just need to write block 0 or full dump to the CUID card with the NFC device.
If the BCC byte or SAK byte is invalid, MTools will not write block 0 to prevent damaging the card.
Apps for China Mifare Key Fob
| Card Type | |
|---|---|
| Amount | 1 pc, 5 pcs, 10 pcs |
| UID Changeable | Yes (Backdoor Command) |
| Working Temperature | -20°C-70°C |
Q & A
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추천합니다. very good~~
Good device
Nice blue card. The same as the description.