Introducing Zoho Lens's OCR and QR/Barcode scanning features - Zoho Blog
Using Built-In Ticket Scanners Verse Wireless Ones - Purplepass
Barcode Scanner, Types, and Speed - iOS Route Planner App
Amazon.com : NETUM 2D Barcode Scanner, Compatible with 2.4G Wireless & Bluetooth & USB Wired Connection, Connect Smart Phone, Tablet, PC, 1D Bar Code Reader Work for QR PDF417 Data Matrix NT-1228BL :
Bluetooth Barcode Scanner – For Inventory, Warehouse, & More