Purchase the 125khz em4200 rfid proximity id key fob door entry system for security and access control from Kimeery at . We are one of the most professional RFID tag suppliers, also offering you the customized service. Should you're interested in it, please be free to get the free sample with our factory.With overlay on both sides, is printable RFID Card. RFID Card 125khz normally use for employee’ ID cards, access control cards, driver license, photo ID card, patient ID card, transport ID cards, hotel key cards. Logistics automation, Anticounterfeiting Industrial transponder. ZBTECH is the best choice for the identification card maker.Make sure this fits by entering your model number. 20PCS 125KHz RFID key fob, with a unique 10-digit ID number (format 8H10D) engraved on the tag n't support HID! NOTE: These are 125kHz RFID tags, If you want to add these tags to your door lock as new key cards, please make sure that your lock uses the same frequency of unencrypted 125kHz If you mistakely buy …Jun 21, 2019 · Typically LF RFID systems operate at 125 KHz, although there are some that operate at 134 KHz. Within each passive RFID frequency band, there are a handful of ISO standards that need to be followed in order to facilitate reader to tagmunication. the major standards for LF passive RFID frequency band is ISO 14223 and ISO/IEC.