Feature: 1. Indicator Light: The 8 way switch input and output status are displayed by independent indicator lights, which can immediately know the input and output status of the switch. 2. Transmission: Support RS485 transmission, adopts modus protocol to control 8 Dl, 8 Al and 8 DOUs interfaces, and supports STA, AP, AP and STA mode. 3. Support: Support 10/100M Ethernet adaptation, support HF6208 HF6508, web page, IOT Service PC software easy configuration, compliance with for MODBUS TCP and for MODBUS RTU protocol. 4. Applications: Used in building control systems for corridor lighting, voice activated switches, webcams, lighting, sensors, and can also be used for agricultural IOT environmental monitoring. 5. P2P Function: Remote relay control, switch acquisition, and analog, volume acquisition can be realized anywhere through PC or mobile phone P2P software. Specification: Item Type: Relay Network ControllerMaterIal: Cold rolled steelWeb OTA Wireless Upgrade: Support (HF6208 or HF6508) Web PC Software IOT Service Configuration: Support (HF6208 or HF6508) DI Input Voltage Range: 3-30V Al Input Voltage Range: 0-5V Input Current Range: 0 to 25mA Supply Voltage: 5-40V DCUpper Layer Protocol: for MODBUS TCP and for MODBUS RTU Low Level Communication: Ethernet, RS485 Response Time: HF6508: