Sil

Can you send a pic of what its detecting?

yes. Can you send the whole dump here of the file?

thanks, just looked at the dump and it looks like it missing some data we are filtering on to verify it is a Sonicare brush. page 5 byte 4 until...

Thanks for the recommendation. Have you checked these keys works on different cards?

What type NFC is used on your device? Can you send a result of the read (with release version ofc)

can you try this? Xtreme app -> protocols -> GPIO pins. set SPI CC1101 handle to default.