Features: 1.Remote Control: Feel free to use the Ethernet controller board to remotely control your other devices. The board has an integrated web server that allows you to control appliances while at work by opening pages on devices such as your computer, tablet or smartphone. 2.With 16 Channels: Imatic system based Ethernet controller board with 16 channel relays. Therefore, you can remotely control up to 16 devices simultaneously on LAN or WAN to meet your different needs. 3.Wide Range Of Applications: The board can be widely used to control industrial equipment and appliances, the Ethernet controller board integrates a web server, when you are in the office, you just need to open its page and then control your equipment such as lights, air conditioners or refrigerators. 4.TCP Connection Control: The unique dual TCP connection control of the relay module corresponds to the above characteristics. Acts locally as a TCP server and accepts control as a TCP client when connecting to a remote server. 5.RJ45 Interface: This Ethernet relay module adopts RJ45 interface for network control through RJ45 telecommunication connection, using the Ethernet control board, you can freely enjoy the fun of remotely controlling other devices. specification:Item Type: 16 Channel Relay Module Product Material: PCB Voltage: 5V PackageList: 1 x Ethernet Module 1 x Relay