Specification:Material: PET, PVC, ABSCard Size: 85.6*54*0.76mm or customizedMagnetic Stripe Size: 8mm/12.5mmMagnetic Stripe Color: Black,Green,Golden,Sliver, BrownLow Coercivity (LoCo): 300oe, 650oeHigh Coercivity (HoCo): 2750oe, 4000oeMagnetic Track: 1, 2, 3> Track 1 : can record number(0-9) or letter(A-Z) or symbol, Max. is 79 bit > Track 2 : only record number(0-9), Max. is 40 bit> Track 3 ...