Ключевые слова: bank, bill, business, buy, card, card reader, cashier, cellphone, commercial, communication, contact, contactless, credit, credit card, customer, debit, device, digital, ecommerce, electronic, field, finance, financial, internet, isolated, machine, man paying, mobile, money, near, nfc, online, pay, paying, payment, phone, pos, purchase, reader, shop, smart, smartphone, store, technology, terminal, transaction, transfer, wallet, white, wireless,