This Velleman Ethernet Relay Card simply connects to your wireless router by means of a standard network cable. You can operate the 8 relays or check the status of the input from anywhere in world. The VM201 ethernet card is web server based, so almost any internet browser can connect to the card, even mobile devices. No additional software installation required. The unit has numerous extra features such as reports by email at power up or input status change, programmable timers for each output, labeling of outputs etc…
If your internet provider uses an SSL or TLS connection, you will not be able to use the e-mail function.