Welcome to the store! Supports DHCP, automatically obtains an IP address, and queries IP address via serial setting protocol. Supports DNS function. Set parameters via web page. Upgrade firmware via network. Auto MDI/MDIX, RJ45 port with 10/100 Mbps. Serial port baud rate from 600 to 230.4 Kbps, control bit of None, Odd, Even, Mark, and Space. Working Mode: Server, Client, UDP Client, UDP Server, HTTPD Client. Supports virtual serial port and provides corresponding software. Heartbeat packet mechanism to ensure connection reliability, stopping dead links. User-defined registration packet mechanism, check connection status and use as a custom packet header. Under server mode, client number ranges from 1 to 16; default number is 4. Across gateways, switches, routers. Can work in LAN, can also work on the Internet (external networks). Color: As shown Material: Plastic Package Contents: 1 X TCP232-304 Serial Port RS485 to Ethernet Converter (No Power Adapter). Only the above package content is included, other products are not. Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the real object. The allowed measurement error is +/- 1-3 cm. Your satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will provide you with the best solution!