PHOENIX-2000 is new released 4CH RTF airplane. 1. Interchangeable wings. Which has two types interchangeable wing, upper wing for practice flying(beginner) and the bottom wing for more aerobatic flying(more advanced). Having the Phoenix-2000, two planes in one!! 2. Perfect design in construction. 3. These planes are streamlined to enhance the best flying performance. The airplane includes standard fuselage set (1 set), wing set (2 set) and empennage (2 set). There are two standard assemble holes separately No 1 and No 2. Style A wing is suitable For slow sliding flying. Style B wing is suitable for aerobatic flying. (Remark: No 1 means faucet in the upper fuselage and No 2 means faucet in the middle fuselage) If you are a beginner, we suggest that assemble the structure of A1, or A2. It will be operated with three-channel easily and has good stability. If you are an experienced fan and desire to study more aerobatic skills, we suggest that assemble the structure of B1. It is similar to the upper single-wing 4-channel R/C aerobatic training plane. It is very stable and can do some simple aerobatic actions. If you expect more challenge of flying training, we suggest that assemble the structure of B2, and you'd better upgrade all the Motor system. Thus it has perfect maneuverability and agile feature, and it can finish different kinds of aerobatic actions easily.