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Alacrity 2D Wireless Ring Barcode Scanner,Portable Bluetooth Wearable Finger 1D 2D Mini Bar Code Reader Scanner Suppot Screen Scanning with Bluetooth :B09SW83QBS:ImportSelection - 通販 - Yahoo!ショッピング
Amazon.com : Posunitech Wearable Smart Scanners and Terminals, Rugged Handhelds & PDAs Support 1D 2D Barcode Scanner Android 5.1, Remote Reading Long/Tight Codes 4.0 Inch for Industrial Warehouse : Office Products
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Unitech MS652+ Ring Scanner | Wearable Scanner | DCS.aero