Given that they are originated from China, I'm not surprised. For a while (not any more though) you can't sell an ACR122U RFID card reader online in China, jus

Given that they are originated from China, I'm not surprised. For a while (not any more though) you can't sell an ACR122U RFID card reader online in China, just because mfoc [1] supports it nicely and it got a reputation of "smart card cloner". [1] https://github.com/nfc-tools/mfoc https://github.com/nfc-tools/mfoc