Thawj NXP Classic 7byte UID Card, NXP Mifare 1K S50 7byte UID Card

MIFARE Classic series including applicable to public transportation, entrance guard system, such as membership card application of contactless smart card chip. Fully meet ISO/IEC 14443 Type A standard, with 1 KB and 4KB, 7bytes or 4bytes of memory identifiers.
Use original NXP Mifare 1K S50 and Mifare 4K S70 chips.

7 bytes UID, can change the Mifare UID
UID achieved by direct rewriting sector 0 blocks 0
Blocks 0 before 7 bytes is UID

Main features and advantages
Full compliance with ISO/IEC 14443 type A 1-3 standard, to ensure broad market solution developers and suppliers
With 7byte unique identifier (7B UID) or 4bytes not unique identifier (4B NUID)
A variety of product mix, the highest cost performance
1KB or 4KB EEPROM
Every generation product can realize card and card Reader compatible, thus reduce infrastructure costs
Free programming memory access conditions
Many companies with commercial products achieve wide and competitive supply chain
Personalized options, flexible support and 7bytes 4bytes UID infrastructure (applies only to 7B UID)
To speed up the product on the market application

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Access control card copy
Public transport
Electronic toll collection
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Activity ticketing
Parking lot