Ключевые слова: application, banking, barcode, business, camera, capture, cellphone, code, concept, datum, device, digital, display, ecommerce, electronic, gadget, hand, holding, information, internet, mobile, mobile phone, money, online, pay, payment, phone, price, qr, qr code, qrcode, reader, scan, scanner, scanning, screen, smart, smartphone, technology, telephone, using,