... at 13.56MHz nominalNXP Mifare1 S50, Mifare1 S70, Desfire MF3ICD40, Mifare Ultralight, Icode1, Icode Sli , Legic mim256, JWL872, TI256, TI2048INSIDE picopass ... 2KSR7 versions is for dual interface card, to add another contact chip, available to punch a slot