Two small drums, one larger (and lower pitched, usually by about a fifth) than the other which are held between the knees and played with both hands. Traced back to Cuba in the late 1800s, and probably originating from Africa. Found on http://www.hobgoblin-usa.com/info/glossary.htm
1) Tuned drums 
Two small drums, one larger (and lower pitched, usually by about a fifth) than the other which are held between the knees and played with both hands. Traced back to Cuba in the late 1800s, and probably originating from Africa.