The horn is an integral part of safe operation. It functions as transmitter of danger to pedestrians and opponent vehicle while driving. As a product with wind instrument tone, it is characterized by soft tone and applied to medium / large passenger vehicles.
There are two types of contact which is switch type and contactless type.
1st generation : Bobbin housing double structure, variable resistance adjustment (manual SET'G method)
2nd generation : integral structure of bobbin, no adjustment method (EOL SET'G method)