No it isn't wifi. Or IR. These are radio remotes that happen to use 2.4G because no license required. I have installed several LED lights in the house operated by 2 ...

I was plotting one of my future projects and found this diy RF remote control. I was struck by how simple the circuits are thanks to the micro-controller and RF modules. This is an older write up, and ...

Most consumer remote controls operate using infrared light. This works well assuming the piece of equipment has a line of sight to the remote. But if you have, say a receiver in a cabinet or closet, ...