Blue public head money:
ZE394C: Industrial-grade communication USB to serial cable male connector with 1.8m cable(Blue packaging)
ZE398C: 0.8 meter cable integrated industrial-grade communication USB to serial port separated
ZE658: 3-meter cable integrated industrial-grade communication USB to serial cable male connector(Blue packaging)
The common points of the above 3 models: adopt Taiwan chip and USB1.1 serial port series
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