Multiple Power Supply Options:Supports DC 6-36V and PoE power supply, offering flexibility in powering the device. Wide Voltage Range:Supports a broad DC 6-36V input, making it suitable for various power supply scenarios. Modbus Gateway and MQTT Gateway:Equipped with Modbus and MQTT gateways, facilitating easy integration with various industrial protocols. Versatile Serial Interface:Features RS232/485 and WiFi/Ethernet interfaces, enabling seamless data acquisition and IoT gateway functionality. Ubuntu Server Ftp Install|Free Server Hosting Ark|Industrial Grade Metal Case:Robust metal case ensures durability in industrial environments, supporting wall-mount and rail-mount installations. Due to different batches, there may be differences in product appearance, color, and printed text, which will not affect the use. Specification:B:Ordinary Network Port Colour:As Shown Material:ABS Package Contents: 1 x Serial Server Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.