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It can provide with the operation functions of preferential intersecting multi-services. The counter can be performed subsidiary services and customer priority operation. It needn t switch off the machine to revise the service kinds, the system can adjust interface automatically. Inbuilt sound module and power amplification with high quality. Tone clear and fair-sounding. The intraday data can automatically be saved in the system when breaking power, there is not any worried need of the influence on queuing customers when power is broken.
