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• Knowledge of Class A bar code
• How to judge the quality of a cash register barcode scanner
• Barcode scanning gun common causes of failure
• The laser barcode scanning gun principle, you must have been in contact with!
• What's the difference between a scanning gun in a factory and a scanning gun in a supermarke
• Bar code scanner how to set up, to achieve the best results?
• Application scenario of handheld barcode scanner

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• FAQ
• Common Problems And Solutions
• Input/Output Settings
• How to add Prefixes or Suffixes and clear Prefixes or Suffixes
• What is bar code and what types
• Is the IP protection level of the bar code scanning gun as high as possible?
• How to clean the barcode scanner to make it last longer?

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