... /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: only record number(0-9), ...