Ключевые слова: banking, business, card, concept, contactless, credit, debit, device, digital, e commerce, electronic, expresspay, finance, flat, icon, illustration, line, marketing, mobile, mobile payment, mobile phone payment, mobile wallet, money, nfc, on line, online, outline, pay, paying, payment, paypass, paywave, phone, phone payment, process, processing, purchasing, service, smartphone, technology, transaction, wireless,