RFID TAG 125kHz EM4XXX as pendant for key ring

For key ring
Dimensions: 37 x 30 x 8 mm
with printed UID code
TAG is waterproof

24.00 DKK
Tax excluded
Physically in stock  

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The most frequently used 125 kHz transponders – also called TAGs – are of the "read only" type - i.e. they are provided with a unique ID code of up to 40 bits during fabrication, which cannot be changed.
TAGs are available in a range of different designs. For example. round pieces in various sizes and formats, as key tags and as credit cards. Only the most popular types are shown here.