What is QR code (quick response code)?

A QR code (quick response code) is a type of 2D bar code that is often used to provide access to information through a mobile phone.
A QR code (quick response code) is a type of 2D bar code that provides easy access to information through a smartphone camera.

34,100+ Qr Code Stock Photos, Pictures & Royalty-Free Images - iStock

QR codes' bring together print, mobile and online messaging

Singapore unveils world's first unified payment QR code - FinTech Futures: Fintech news

Quick Response (QR) Code: Definition and How QR Codes Work

QR code - Wikipedia

QR Code vs Barcode: What's The Difference? Which One to Use?

PPT - Seguridad en QRC (Quick Response Code) PowerPoint Presentation, free download - ID:5128386

Supported Barcodes, Quick Response QR Codes

QR codes

QR What is a Quick Response barcode & how to create or read one

PHP QR Code Generator with chillerlan-php-qrcode Library - Phppot

PPT - QR Code a fast , fun and free tool to increase your fundraising! PowerPoint Presentation - ID:3039420