What is gambal instrument in instrument of mindoro?

The gambal is a traditional musical instrument from the Mindoro region of the Philippines, specifically among the indigenous Mangyan people. It is a type of bamboo Zither, typically made from a hollowed bamboo tube with strings stretched across it. The instrument is played by plucking the strings, producing melodic sounds used in various cultural and ceremonial contexts. The gambal reflects the rich musical heritage and craftsmanship of the Mangyan community.