Product Features:

A. Burning program

After power is off, press button 1; turn on power and it will enter burning program interface

B. Burning voice file

After the machine is working normally, pressing button 1 for a long time, and it will enter into voice file burning interface

C. Inquiry

After the machine is working normally, press the button 2 for a short time, you can inquire the POS info, transaction records etc.

D. Rate, driver card and ticket seller card

After the machine is working normally, press the button 3 for a long time and then you can set the rate, read the driver or ticket seller card.

(Note: the functions of three buttons can be customized)