Product introduction: The main chip adopts MT6739, which is mainly used for the development and testing of industrial board functions.

Main features: NFC function (identity identification, micropayment, traffic card, advertising, anti-counterfeiting, retailer super), serial port function (can meet the communication interface of most industrial equipment), printer function (can be used for point machine, number machine , warehousing inventory), IoT module (for data transmission for factory intelligent transformation), satellite module (satellite phone function), security module (commercial POS)