The Charango is a miniature guitar-lute originating from the Andes mountains. Traditionally made with the shell of the back of an armadillo, the Charango has a wide neck with 10-strings in 5 courses. The Charango is tuned G4 G4, C5 C5, E5 E4, A4 A4, E5 E5.- Plain Nylon- Plain-Ends1. .019 - .0192. .028 - .0283. .020 - .0334. .024 - .0245. .030 - .030