Bosch Super-Tone Horn – Overview & Key Features The Bosch Super-Tone Horn (also referred to as "Supertone") is a high-performance automotive horn designed for maximum audibility and long-lasting reliability. Core Features Powerful Sound Output — Up to ~110 dB Delivers a loud, attention-grabbing tone capable of cutting through urban noise. Amazon Singapore Scribd Forward-Directed, Penetrating Tone Tuned for long-distance projection with an unobstructed forward sound pattern. Amazon Singapore Durable Build with Weather-Proofing Encased in rust-resistant materials with a Teflon pressure-compensation filter to guard against water and dust. Amazon Amazon Singapore EMC Protection for Electronic Safety Features electromagnetic compatibility shielding to prevent interference with vehicle systems (like radios or ECUs). Scribd Amazon Singapore ...