RFCOM-6108-S01 is a low-cost data transmission terminal designed for industrial control environments. The device integrates a 4G CAT.1 IoT processor with a main frequency of up to 614 MHz or a dual-core WIFI IoT processor with a main frequency of 240 MHz. It features natural heat dissipation and is suitable for complex industrial environment applications; it supports RS-232, RS-485; supports WEB remote configuration and control; and supports ModbusRTU and ModbusTCP software features.