Ключевые слова: bank, banking, business, buy, card, cashier, cell, cellphone, checkout, commerce, communication, consumer, contact, contactless, contactless payment, credit, customer, device, digital, electronic, financial, hand, machine, mobile, money, nfc, nfc technology, pay, paying, payment, person, phone, pos terminal, purchase, reader, retail, shop, smart, smartphone, store, technology, terminal, transaction, transfer, wallet, wireless,