Multi-function Card Multi-chip Card, Dual-interface Card Chip Combination: 125Khz+13.56Mhz such as EM4100+S50 T5557+S50… 13.56Mhz+915Mhz such as S50+U-code/S50+EPC… RFID contactless+ contact IC card, such as EM4100+SLE4442, S50+SLE4428… Dimension: 85.6 × 53.98 × 0.86 (mm) PRICE - NEGOTIABLE !!!