mag-stripe card reader 1. Read Writer track :1&2,2&3,1&2&3 optional 2 ... . Provide WINDOWS,UNIX,DOS programmes and developing Hot Selling Magnetic Card ... / Keyboard port Cable,Format: ISO7811, 12, 13 Credit Card, gift card, all other standard magnetic cardsAnd all 1, 2, 3 Tracks ... or modification of these magnetic stripe products. Mag-stripe card Reader/Encoder