Call them. I've had the best results with that. After looking there is one thing that I may have mis read, the "newer" version loses the wifi controller and probes. If solely tailgating, no biggie, but at home, the RecTeq app makes it darn difficult to mess up a cook.I sent an email yesterday and have not heard back from them. I thought and was told they were a different company, but it does not seem that way to me.