Description Car Engine Sound Simulated System Features: Material: Plastic Colour: Black Built-in 58 kinds of sounds, fit for multiple types of RC Car All-in-one, easy to display and install Built-in efficiency PA, lower power consumption to save power Free to set through parameter setting of software Specifications: Power Amplifier: Input Voltage: 7-25V, MAX. Current: 2A Controller Connecting Line: Input Voltage: 4.8-5.3V, MAX. Current: 0.5A Audio Output Power: MAX. 10W Line Length: 20cm 2.0jst-XH Connector Sound Box Size: 80x45x30mm