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Read/write RFID tag Rectangle


Product Description

This RFID Read/Write transponder tag is part of the EM Microelectronic-Marin SA EM4x50 family and is designed to work with Parallax RFID Read/Write Module, Serial (#28440).

Each tag contains a unique, read-only serial number (one of 2^32, or 4,294,967,296 possible combinations) and 116 bytes of user data area stored in a non-volatile EEPROM (Electrically Erasable Read Only Memory). The user data area can be optionally secured with a 32-bit password to allow only authorized read and write operations.


Key Features:


  • Thin package makes it ideal for access badge applications  
  • Both sides are fully printable with offset, thermo-transfer and dye sublimation printing  
  • Designed to resist common stress known from access control and time attendance systems  
  • EM Microelectronic-Marin SA EM4x50 family chip  
  • 125 kHz operating frequency


Application Ideas:


  • Room access
  • User authentication
  • User data storage




  • These tags are not compatible with the RFID Card Reader sold by SimplyTronics.


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