Suitable for frequency: 125KHz / 134.2KHz, 13.56MHz Protocol standard: ISO14443A\B, ISO15693 Chip: Texas Instruments TI, Philips NXP, FuDan FM11RF08, EM\TK ID card Raw material: rubber+ferrite+rare metal Size: Standard credit card size 85.5*54*1mm (±0.05mm) gruix: The thinnest 0.3mm, 0.5mm, 1.0mm, 1.5mm, 2.0mm, 3.0mm, etcètera, can be customized according to customer’s size or other special mold size With glue: can be customized with single-sided …