A rich lineup unique to a manufacturer specializing in buzzers and speakers!
Currently providing a substitute product compatibility table. A comprehensive catalog of buzzers and speakers is also available for free.
The structure has been enhanced for improved lightning resistance, which can reduce equipment failures caused by lightning damage!
Leave the processing of dustproof and waterproof materials to maintain the sound quality of speaker components to Otis.
Fujidenko's speakers are waterproof compatible. High quality and high reliability at a low price!
I want a sealant that effectively seals gaps, providing waterproofing, dustproofing, moisture-proofing, and soundproofing. It should also be suitable for temporary fixing without stickiness and as a substitute for packaging materials during transport.
Equipping home appliances, devices, and alarms with voice guidance. Utilizing existing piezoelectric buzzers allows for low-cost differentiation as a "talking machine."



















































































































