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Amazon.com: Unitech America MS652 Plus Wearable Ring Scanner, 2D Zebra SE4107 Engine, Bluetooth (BLE/Classic 2.1), 7.5MB Memory, USB Cable, one-Finger Ring Strap, MS652-AUDB00-1G : Electronics
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Amazon.com : Posunitech 1D 2D Wireless Bluetooth Mini Ring Barcode Scanner IP65 EF02 Zebra SE4107 with TPU+PC & 550mAh Battery Replaceable & Battery Charger for iOS Android : Office Products
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RS5100 Bluetooth Ring Scanner - The 'go-everywhere' single-finger featherweight and rugged ring scanner | Renovotec
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