Toy Vehicles & Planes

RC Model Sound Simulator Engine Sound Simulation RC Parts for Traxxas TRX-4 Trx6 Axial Scx10 D90 RC Crawler Car (Double Horn) Device supports up to 4S Lipo Dual channel output, Advanced SGS (sound particle synthesis technology) and SFC (intelligent state) are adopted Support aux channel, can simulate a variety of auxiliary sound. Can simulate all kinds of alarm horn sound... RC Model Sound Simulator Engine Sound Simulation RC Parts for Traxxas TRX-4 Trx6 Axial Scx10 D90 RC Crawler Car (Double Horn)