On Track Innovations cashless payment solutions based on contactless transactions and near-field communication (NFC), has received official certification to use MasterCard’s “Mobile MasterCard PayPass – M/Chip 4” technology in OTI’s Wave, a new NFC add-on for smartphones, tablets and PC devices. The Wave is the industry’s first audio jack plug-in NFC payment solution and the only to receive certification from a major payment company like MasterCard. Based on OTI’s patented NFC technology, the compact Wave dongle is device agnostic, easily plugging into any smartphone, tablet or PC, allowing users to pay with their device while enjoying real-time benefits from loyalty programs and other incentives as delivered by the corresponding application. It opens up a whole new world of mobile device applications, while alleviating the burden of a wallet full of credit cards. With Public Key Infrastructure on the Java OS, it offers NFC payment performance.