Improved the noisy sound of the first generation of idle speed.Increase the volume adjustment，Built-in 10 kinds of car sounds, including sports car trucks, etc., suitable for more models.
It can be installed in Feitian gt2, gt2b, gt3c, gt3b, Radiolink rc3s, rc3sAg, futaba 1/10 remote control car, the engine sound simulator is suitable for 94123 remote control car, theoretically it can guarantee to meet the original equipment.
Supports most 2.4G independent receivers, solves noise problems, and is equipped with volume adjustment buttons.
The sound effect is lifelike，A vast variety of built in sounds for you to choose. It contains ten kinds of sound, suitable for racing car, truck, etc. You can switch according to your vehicle..
The engine simulation sound group has different settings for different brands of Ra car. Please contact us if you encounter any problems. We will help you.
