Description: 【Car Horn Controller】: Features a variety of different sound options that allow you to personalize the sound of your car horn. 【Adjustable Volume Level】: Electric horn speaker each sound effect has its own volume level, giving you the flexibility to choose the perfect volume for any situation. 【Equipped with A Remote Control】: Car horn controller, you can easily switch the speaker sound, and the operation is simple and convenient. 【High Quality Material】: The sound control unit is made of high quality plastic material, which is wear resistant and durable and can be used for a long time. 【Easy to Install】: The car horn controller can be easily connected to various car speakers and supports 12-24V working voltage. Specification: Material: Plastic Product Size: 88mmx58mmx35mm Package Includes: 1 Control Box 1 Remote Control Note: Please allow slightly errors due to manual measurement and different monitors.