Robotic & Radio Control Toys

MRSTORY Engine Sound Simulator RC Car Model Accessory 10 Sound Effects 5 Alarm Sounds AUX Channel Support 4S Lipo Compatible for HSP Redcat HPI Axial RC Cars Black [Advanced Sound Technology] Experience realistic engine sounds with our advanced sgs (sound particle synthesis) technology. the intelligent state following compensation system automatically adjusts sound output for optimal performance. whether... MRSTORY Engine Sound Simulator RC Car Model Accessory 10 Sound Effects 5 Alarm Sounds AUX Channel Support 4S Lipo Compatible for HSP Redcat HPI Axial RC Cars Black