Connecting barcode scanner to Arduino using USB Host Shield « Circuits@Home
Amazon.com: USB Data Sync Cable Connect The Microcontroller to PC or Mac for Arduino UNO(A000066) Arduino Mega 2560(A000067) Rev 3 R3 Generic ATmega328P/ATmega2560 : Electronics
BarCode Scanner + Arduino USB Shield – Electronics and Projects
Arduino barcode scanner - RTscan
Barcode/QR Code Reader using Arduino & QR Scanner Module
Arduino barcode scanner - RTscan
BarCode Scanner + Arduino USB Shield – Electronics and Projects
Arduino barcode scanner - RTscan
Connect Barcode Scanner to Arduino DUE - Project Guidance - Arduino Forum