Can the Pos function pass the key?

Inventory and customer purchase behavior can improve operational efficiency through this system. Traditional POS machines can turn off key tones in a few seconds.

1. Open the POS machine, enter the administrator: 00 and password:123456;

2. Enter the supervisor management interface and select "3. Shortcut menu ";

3. Enter the shortcut menu interface, press "F2" down arrow, and then select "4. Touch tone settings ".

4. Enter the key tone setting interface, press "OK", and then select "1". Yes "and then" good ".