The WIN-GW-4G + IO (4DDAM) + ETH is an advanced industrial 4G IoT Gateway featuring built-in 4 Digital Inputs, 4 Digital Outputs, and 4 Analog Inputs, along with a Modbus RS485 Master port for field device integration. It supports MQTT communication, includes web-based configuration, and offers external storage for logging and backup. An additional Ethernet port can be configured as either a Modbus Master or Modbus Slave, providing maximum flexibility for project requirements. Optional WiFi-based MQTT is available, and the device supports data co-relation between built-in IOs, enabling edge logic and on-device automation. Ideal for IIoT, industrial automation, remote monitoring, and cloud-connected applications.