4K chip card with any printing SpecificationsDESFIRE EV1 4K Cards 1, blank white PVC cards to ISO standard 2, a 4K ... - Signature panel- Embossing Optional RFID IC: EM4200,GK4001, T5577, Hitag 1,Hitag 2,Hitag S256 Mifare 1K/ Mifare 4K/ Mifare Ultralight ... /Mifare DESFireI CODE SLI, TI2048UHF EPC Class 1 Gen 2, Other chips upon request The MIFARE DESFIRE EV1 ...