Contact IC Card: Siemens chip:SLE5542 or ISSI4442 or FM4442 256-Byte ... glossy&matte&frosted)Chip Features:Serial:Siemens/Infineon SLE,Contact IC Chip,RFIDChip option:Siemens SLE5542,FM4442,ISSI4442, Interface:ISO7816 ... 960MHz):UCode EPC G2 (GEN2)Artwork format requst is PDF or AI or CDR or PSD,300-600DPI.Below pictures ... for different craft reference. Contact IC Card embeded siemens SLE5542 chip