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    2 Ports CAN-bus To Two Optical Ports
    USB to RS485/422 Serial Converter
    USB To RS232/485/422 Serial Converter
    Cat-1 DTU

    Cat-1 DTU

    Engineer: Huankanheng

    4G DTUs are collected at the edge
    RS485/422 To TTL Level Converter
    RS232 To RS485 Serial Port Converter
    4xRS232 Isolated HUB Converter
    USR-TCP232-T1 Pin Ethernet module
    USR-TCP232-S1 SMD Ethernet modules
    Low-cost serial-to-Ethernet module
    WH-GM800

    WH-GM800

    Engineer: Huankanheng

    CAT1 MODULE

    CAT1 MODULE

    Engineer: Huankanheng

    Plug-in GPRS module

    Plug-in GPRS module

    Engineer: Huankanheng

    Industrial-grade WIFI module (external)