IC card can be customized to ship, mobile payment, credit card payments or other payment methods. Support for 232 computer serial port control of the machine.

可定制IC卡出货、手机支付、信用卡支付或其它支付方式。机器支持232电脑串口控制。

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And an RS-232C serial port allows for control of the projector from another computer or remote device.

和RS - 232 C串口允许从另一台计算机或远程设备投影机控制。

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