Port expander CDE7 it is designed for extending serial communication ports number (RS232, RS485, MBUS) of Conel GSM-GPRS and radio data modems. It is also equipped by Ethernet 10/100 port.
Convertor CFU 100 it is made for equipment using interface RS232 (RS485). It functions like convertor RS232 (RS75) - Ethernet.
Module CFW 100 Wi-Fi interconnects devices with RS232 interface via Wi-Fi sytem.