https://www.cisper.com/en/metratec-rfid-hat-for-raspberry-pi
Metratec RFID-HAT for Raspberry Pi - Cisper Electronics B.V.
The Metratec RFID-HAT is an innovative solution that seamlessly integrates UHF RFID modules with the Raspberry Pi platform. It simplifies the process of RFI
for raspberry pimetratecrfidhatelectronics
https://www.metratec.com/products/rfid/oem-modules/rr15/
RR15 HF RFID OEM Module | ISO 15693, Antenna | metraTec
HF RFID OEM module with integrated antenna for ISO 15693 tags. Compact design for embedded reader applications at 13.56 MHz.
hf rfidoem moduleisoantennametratec