grow gm72 new design interface usb/rs232 1d/2d/qr android barcode scanner reader module for bus, Silver

1. usb wired barcode scanner to capture 1d, 2d code on labels, paper, mobile phone or computer. 2. high-efficiency recognization and high upload speed for improving your working efficiency. 3. with buzzer for reminding you that the scanning successfully or not. 4. compatible with usb and uart interface. 5. over 180 configurable options