Emulation of the smart card, DOXX Card in a mobile phone with NFC support. The option of payment via an emulated DOXX Card in a mobile phone at standard banking terminals, with support of contactless technology. DOXX – Stravné lístky has presented itself as a progressive company which was the first to offer the option of using NFC technology for payments using an electronic benefit voucher in the Slovak market. The application for Android is part of the DOXX Card mobile app, and is available in Google Play.