Java JCOP Unfused J2A040 40k EEPROM 2 Track Hi CO Magstrip

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Unfused j2a040 40k eeprom with 2 track hi co magstripe compatible jcop21 36k java jcop based smart card j2a040 40k eeprom with 2 track black hi co magstripe compatible jcop21 36k java jcop based smart card 5pcs j2a040 40k with hi-co magnetic strip cards remark: jcop card only be used by the professional software engin eers who know how to develop and use. so,before purchasing the jcop cards, please make sure yo u can programming and operate the jcop21-36/40k car d which run the tk and atr to work! we can only provide the tk default value (transport key), like: c238e449f725b1510eaa699550caba16. before you use jcop card, you need 2 commands for ning the jcop21-40k card. ope here is : apdu:00a4040010( tk - key) apdu:00f00000 (open for initialize) if you don't know how to use it ,please don't order it! th erwise, we will not be responsible for the return. 1, j2a040 n java based smart card, 40k eeprom with tt: