Berta

Family: Nilo-Saharan, Berta
Language code (subtag): wti
Population: 125000
Alias: Barta, Beni Shangul, Bertha, Burta, Jebelawi, Wetawit
Dialects: Shuru, Bake, Undu, Mayu, Fadashi, Dabuso. Probably more than one language
Writing system: Latin script (subtag: Latn).