> - voice
But we already solved that with "Clap on!" :D
It turns out that they are hard to find and very expensive ($30) for what they are. Even if you can find them it's hard to tell if its an original unit or some super cheap knockoff that might burn your house down. :(
Motion sensing can be solved with Passive Infrared sensing light switches, it works great for my laundry, closets, and pantry.