This is a basic VLF RFID Clamshell Card/Tag used for presence sensing, Aceess Control etc. Works in the 125kHz RF range. These tags come with a unique 32-bit ID and are not re-programmable. Card is blank, smooth, and mildly flexible.
RFID Clamshell Card (125kHz) Features:
- EM4001 ISO based RFID IC
- 125kHz Carrier
- 2kbps ASK
- Manchester encoding
- 32-bit unique ID
64-bit data stream [Header ID Data Parity]
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