The IDTech UniMag is a magnetic stripe reader that communicates with mobile devices via the headphone jack. Use your mobile device to read a variety of magnetic stripes, including credit cards, signature debit cards, gift cards, loyalty cards, driver's licenses, and ID badges. The UniMag utilizes IDTech's proven MagStripe reading technology, providing bi-directional card reading of up to three tracks of information. With a guaranteed operating life of at least 300,000 card swipes, the UniMag offers exceptional card reading capabilities in a durable form factor. The IDTech UniMag allows merchants to provide their customers with another acceptable method of payment, and with the capability to swipe credit cards, merchants can save money by avoiding costly card-not-present fees. With the UniMag, merchants can accept credit card payments wherever they go.