Sauti Sol is a Kenyan afro-pop band formed in Nairobi by vocalists Bien-Aimé Baraza, Willis Chimano and Savara Mudigi in 2005. Initially an a cappella group, guitarist Polycarp Otieno joined before they named themselves Sauti. Sauti Sol released their debut studio album Mwanzo on 1 November 2008, to critical acclaim. Origin: Nairobi, Kenya (2005). Members: Delvin Mudigi, Bien-Aimé Baraza , Polycarp Otieno, Willis Austin Chimano. Wikipedia.