1.13.56MHZ Proximity key type Employee IC Card 2.Weight: 5.8g+/-0.5g 3.PVC, PET, ... /box, 2000pcs/carton,14kg/carton IC Available at 125KHz nominal EM4100,EM4120, TK4100,etc. IC Available at 13.56MHz nominal Mifare1 S50,Mifare1 ... S70, Ultralight,Mifare Desfire, etc. 13.56mhz RFID Proximity Mifare ...