Content originally posted in LPCWare by bigkahuna on Sun Nov 25 19:21:19 MST 2012
What is the data rate you are going to need?
What is the wireless band you could use safely in your country?
What is the distance that wireless signal has to travel?
If you need something to experiment with, best to look for ZigBee board available from Sparkfun.com. Low datarate, long distances, very easy to interface with using AT commands and cheap as any wireless boards can get.