Piezoelectric Transducer Disk (10 Pieces)

27mm brass outer diameter plate and ceramic inner diameter plate. Piezoelectric buzzer film. Can be fitted to used acoustic guitars, CBGs, drums, etc.*Converts Mechanical Force Into Electrical Output, These Are Perfect For Using As Touch-Sensors, Electronic Drum Triggers, Buzzers, Or Making Your Own Contact Mics.*Based On The Principle Of Piezo Electricity