Barcode Reader/Scanner Module - CCD Camera - USB Interface : ID 1203 : $69.95 : Adafruit Industries, Unique & fun DIY electronics and kits
LV30 TTL232 Raspberry Pi OEM Barcode Scanner 1D 2D Qr Bar Code Module : Office Products - Amazon.com
RD11C Raspberry PI Barcode Scanner 2D With The Smallest Size – Shenzhen Rakinda Technologies Co., Ltd
Amazon.com : 2D Wireless Barcode Scanner,Symcode Datamatrix PDF417 QR Code Handheld Reader for Screen and Printed Bar Code Scan, Works with Windows Mac and Linux PC POS : Office Products
Interfacing USB Barcode Scanner with Raspberry Pi 4 to Read 2D Barcodes
How to Manage Samples With QR Code and a Database on Raspberry Pi? : 7 Steps - Instructables
USB Barcode Scanner (Raspberry Pi) : 4 Steps - Instructables
Raspberry Pi Zero Handheld Barcode Scanner Part 2 : Brian Dorey.com blog
Interfacing USB Barcode Scanner with Raspberry Pi 4 to Read 2D Barcodes