Drum length is hit by hand. There are several types of skin stretch a single page. The drum is very long, use over the shoulder. In time to hit. Called drum length or thoetthoeng, If stretched with leather, There is a round, flat and shallow, called drum Rummana If stretched.leather 2 pages. Hundreds with leather strap called drum mala u if hundreds of Indian drum, klongchana. Drum has an example comes from Myanmar. In Thonburi harmony
Or early Rattanakosin