Features: Crafted from durable plastic material, ensures long lasting performances. Experience clear and immersive sound effects. Whether you are on a road trip or commuting, enjoy high quality music in your vehicle. Enhances your caraudio experience and make every journey more enjoyable. The sound is loud and not harsh, strong penetrating power.The paint process is not easy to drop. High volume horn with unique waterproof and dustproof cover, provides long life service. Ultraloud tone has a warning effect, improve your riding or driving safety. Specifications: Material:Plastic Size:As Picture Shown Low frequency: 1k0951221, 1k0951221a, 1k0951221b, 5c0951221b. High frequency: 1k0951223b, 1k0951223a, 5c0951223c, 1k0951223. Number of poles: 2 poles Frequency range: 450 Hz +510 Hz Package Includes: 1 Set Car Horns note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.