How about not showing the first or last digit when the scan is successful, only the middle digit is desired？

A: Please set it up in the Keyboardemulator app.

1. Go toKeyboardemulator App.
2. Touch AppSettings> Remove the number of characters form.
3. For example: do not want to transmit the suffix, and Enter 1.
4. After scanning, the machine defaults to not transmitting the last position.

Figure 3- 12 Demo barcode

Figure 3- 13 Delete the last digit