This is a universal premium horn that achieves a sound similar to the horn used in the luxury car brand Lexus. By sounding two different frequencies simultaneously, it produces a luxurious, deep tone. It's popular as a custom item because it allows you to easily make your car Lexus-like. Compatible with many vehicle types. Can be installed on large vehicles, kei cars, and motorcycles, if they are 12V vehicles. For Toyota vehicles, many can be installed with a simple plug-and-play connection to the coupler. If the connection is different, it can be adapted with some modifications, such as adding wiring, changing the terminals of the connection, or using a relay. ● Luxury Car Sound A deep resonance emitted from two types of frequencies: 510Hz and 410Hz. The high-pitched horn of a small car becomes a luxury car specification. ● Easy Installation If it's a Toyota vehicle like Lexus, it can be connected to the original bracket. Customization is possible with some modifications even if the coupler or bracket is different. Use a relay if the fuse blows. ● Compatible with Many Vehicles Can be installed on 12V vehicles. Of course, Toyota products, as well as Honda, Nissan, Mitsubishi, Mazda, Subaru... etc. Please check the size and install it properly so that it does not interfere with other parts. ● Volume 115db The volume of the horn is stipulated by the Road Transport Vehicle Law. The specifications of this product are 115db±3. ● Waterproof, Corrosion Resistant The shell is made of ABS and can withstand wind and rain while driving. Please install it to avoid water ingress from the opening (horn part). Lexus-style Sound Horn 12V Vehicle Only Hi/Lo Set of 2 Hi-510Hz Low-410Hz 110db±3 Black Includes mounting bracket and connection wiring Notes: ・This product is for 12V vehicles only. ・This product is not a genuine Lexus product. Please understand that it is a product that sounds similar to the genuine product. ・If there is an initial defect, we will respond promptly, so please contact us via message. Please note that returns and refunds cannot be made due to the sound. ・This product is not completely waterproof. When installing, please install the horn facing downwards to prevent water ingress. ・Specifications are subject to change without notice. ・Instruction manual and box are not included.