Amazon.com : Mini 2D Portable Handheld Bluetooth Barcode Scanner Wireless 2.4G & USB Wired 3-in-1 Bar Code Scanner Portable USB QR Code Scanner for Windows.Android.iOS.MAC : Office Products
How to Share Your Wi-Fi Password with a QR Code on Android - Dignited
WiFi Scan QR & Barcode Scanner - Apps on Google Play
Barcode Scanner Kit Bluetooth QR Code USB 2D 1D Scanner Module Support – MakerFocus
6 QR Code Apps To Share WiFi Password From One Phone to Another - TechWiser