The commander does come with its own transmitter, however if you have a computer radio its to your asvantage to get the USB version and the adaptor to fit your TX, youc an setup your planes in your own TX just like you do in real life, pmix's and all.

Go to the Areofly Support Forum and all of your questions will be answered, STLPilot sells it he can provide a ton of info in that forum.[link=http://www.rcuniverse.com/forum/Ikarus_AeroFly_Support_Forum/forumid_337/tt.htm]Areofly Support Forum[/link]