ADODO

A very unique sounding two-sided ceremonial bell from Togo.

(These are also found in Benin, Nigeria and Cameroon)

Available in two sizes, that produce different sounds: 

8 bells (four each side)

or 12 bells (six each side)

Watch the video to hear the amazing sound:

8 bell type: https://www.youtube.com/watch?v=sidURI2FiM8

12 bell type: https://youtu.be/iH-oYfQZf54