Full Details from Amazon.com : http://www.amazon.com/gp/product/B00JJJK2UQ?tag=onigi-20
SainSmart iMatic 8 Channels WIFI Network Relay I/O Controller for Arduino Android iOS (Wifi
Control switches remotely together with 8 Channel relay
RJ45 interface via RJ45 telecommunications connection for network control
Support for 8 Channels relay which means you could controll more to 8 different devices at the same time
Unique dual TCP connect control corresponding with above trait local as TCP server
Accept client control when connect to remote server as TCP client
