You can be in bed, reach for the smartphone and turn off every light in the house.. A closer look at what's available: — Connected by TCP Wireless is a $149 kit that comes with three LED bulbs and a hub that connects to your home router. Download the app and you can turn lights on from anywhere. — Phillips HUE. A starter kit with three LED bulbs and a base station that connects to a router sells for $199. Turn lights on and off, dim them and change colors as well, via the Hue app.