Each moving part will need a servo to make that part move. Radio systems are available with a wide variety of features. However, they all share similar quality and basic functions. When you first look at a radio system, you'll see how many channels it has and then what channel it's on. When deciding on a radio, it is important to decide on how many channel functions you want.
Most airplanes use four channels.
So, you may want to think about the future and what plane you want next , and buy a radio that will control all anticipated functions. No license is needed to operate these radios. Many fields have a frequency control system. Before you use your radio, be sure you understand the system and are using it correctly. A radio wave of any frequency can have different signal types.