Amazon.com : Wireless Barcode Scanner, Anyeast Mini Portable Bluetooth & 2.4G & USB Wired 3-in-1 QR 2D 1D Bar Code Reader for POS Inventory Library, Work with Tablet iPhone iPad Android Windows
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Don't order a QR Code from QR-code-generator.com. They say NOTHING about a paid monthly subscription of 15$/ mo when you sign up but wait 2 weeks after you've gotten your code (and had it printed on material) before they disable your QR code and ...