Features :  

• Aggressive Performance on 1D&2D codes scanning 
• Compact Design
• Flexible Technical Support with SDK for Windows, Linux and Android; Serial command protocol 
• USB(HID, COM) RS232, Wiegand, RS485 interface options. 
  

Applications : 

• Self-service kiosks and ticket vending machines
  
• Access control gates & turnstiles for stadia, building access & transportation
  
• Retail voucher redemption and loyalty cards
  
• Car park ticket machines and automatic barriers
  
• Casino and TITO gaming machines

Buy Link: 

https://www.alibaba.com/product-detail/2D-QR-Barcode-Scanner-USB-RS232_60732896864.html?spm=a2747.manage.0.0.366271d28qFXuQ