Chip: em4200 Protocol:iso7815 Size:320*28mm Memory:128 bit Frequency:125khz Material:silicone Write endurance:100000 times Applications:individual tickets in amusement park, beach, hospital, patient identification, delivery, baby identification, prison management, guardianship management and so on. Color: black, yellow, red, green, blue, pink or customized. Craft:silk scren printing , number printing , logo etched , data encoding etc Type:piece Volume:100pcs in one pp bag Quantity:1000pcs in one carton Weight:1000pcs /23kg