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Amazon.com : Bluetooth Ring 1D 2D QR Barcode Scanner,Wearable Wireless Finger Mini Bar Code Reader Scanner Compatible for Windows, Mac OS, Android 4.0+, iOS Support Scan QR PDF417 DataMatrix on Screen and
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13 QR Code Scanners That Won't Send You to Malicious Webpages on Your iPhone « iOS & iPhone :: Gadget Hacks
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