The xx are an English indie rock band from Wandsworth, London, formed in 2005. The band consists of Romy Madley Croft, Oliver Sim, and Jamie Smith, also known as Jamie xx. They are known for their distinctive minimalist sound blending indie rock, indie electronic, indie pop, dream pop and electro-rock and the dual-vocalist set-up of Madley Croft and Sim. Their music employs soft echoed guitar, prominent bass, light electronic beats and ambient soundscape backgrounds.