1. serial paralled interface，large memory, fast offline.
2. softland, small noise, long life of lifespan.
3. high speed, unfailing paper advance.
4. reverse paper delivery.
5. large screen Chinese characters LCD.
6. the lastest fractionize electrocircuit of the USA.
7. high quality aluminium alloy roller.
8. emergency stop function,RAM detection function, repeated output function.