Newland NLS-HR20-BT User Manual page 152

Enter Setup
Check Character Verification
Check characters are optional for Code 11 and can be added as the last one or two characters, which are calculated values
used to verify the integrity of the data.
If the Disable option is enabled, the scanner transmits Code 11 barcodes as is.
Disable
** One Check Character, MOD11
Two Check Characters, MOD11/MOD11
Two Check Characters, MOD11/MOD9
One Check Character, MOD11 (Len<=10)
Two Check Characters, MOD11/MOD11(Len>10)
One Check Character, MOD11 (Len<=10)
Two Check Characters, MOD11/MOD9 (Len>10)
139
** Exit Setup