Description: 【Compact and Sturdy Design】: The horn sound control unit is crafted from quality ABS, ensuring durability and longevity. Its compact dimensions of approximately 10cm x 6cm x 3.5cm make it a nice fit for various vehicle types without taking up much space 【Easy Installation】: Design for ease installation, this horn controller can be easily set up in your vehicle 【Direct Replacement】: This versatile 12V-24V car horn controller serves as a direct replacement for damaged or outdated components in your vehicle's sound system, providing an efficient solution to functionality 【Adjustable Volume Control】: Featuring adjustable volume settings for each sound effect, this electric horn speaker controller allows you to customize the audio output according to different situations, ensuring you have the right volume level whenever needed 【Wide Compatibility】: Suitable for a wide range of vehicles including cars, SUVs, trucks, buses, motorcycles, boats, and ships operating on 12V or 24V systems Specification: Material: ABS Size Chart: 10cmx6cmx3.5cm/3.94inchx2.36inchx1.38inch Package Includes: 1 Car Horn Controller Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.