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: 3-30VAl Input Voltage Range: 0-5VInput Current Range: 0 to 25mA Supply Voltage: 5-40V DCUpper Layer Protocol: for MODBUS TCP and for MODBUS RTULow Level Communication: Ethernet, RS485Response Time: HF6508: <30msPower Consumption (relay non absorbing state): HF6508: <124mA at 24VOperating Temperature: -40-85CStorage Temperature: -45-165 CHumidity Range: 5-95% relative humidity.Package List:1 x Controller1 x Serial Wiring Cable1 x ManualNote:1. Do not place the product in a humid and high temperature environment!2. Please follow the use voltage for power supply, the use of other voltages can easily cause fire and product damage!