I correct you, according to their page, its an ESP32 board with a nfc reader and display board.

You can still get the NFC reader on amazon just fine, for just $9

https://www.amazon.com/HiLetgo-Communication-Arduino-Raspberry-Android/dp/B01I1J17LC/ref=sr_1_3?crid=2E9WLOOWCAQR8&keywords=pn532&qid=1681103731&sprefix=pn532%2Caps%2C221&sr=8-3