The tambourine pedal or tpedal is a

percussion A percussion instrument is a musical instrument that is sounded by being struck or scraped by a beater including attached or enclosed beaters or rattles struck, scraped or rubbed by hand or struck against another similar instrument. Exc ...

attachment for the

drumkit A drum kit (also called a drum set, trap set, or simply drums) is a collection of drums, cymbals, and other auxiliary percussion instruments set up to be played by one person. The player ( drummer) typically holds a pair of matching drumsti ...

to provide sound of a tambourine without the stick click noise. Tpedal is performed by foot on a kick pedal. This instrument is an

idiophone An idiophone is any musical instrument that creates sound primarily by the vibration of the instrument itself, without the use of air flow (as with aerophones), strings (chordophones), membranes (membranophones) or electricity ( electrophones) ...

percussion.

References

*http://www.patentstorm.us/patents/6096957/claims.html Idiophones Musical instrument parts and accessories {{Idiophone-instrument-stub